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U.S. Securities and Exchange Commission's Electronic Data Gathering, Analysis, and Retrieval system Sec3 Feb 2017 U.S. Securities and Exchange Commission's Electronic Data Gathering, Analysis, and Retrieval system, United States

Text

Entity

entityName MANHATTAN ASSOCIATES, INC.
Cik 1056696
Form 10-K
Filed 2017-02-03
Fp FY
Fy 2016
Accn 0001564590-17-000938

Facts up to 2017-01-30

Description Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.
Fact EntityCommonStockSharesOutstanding
Frame CY2016Q4I
Label Entity Common Stock, Shares Outstanding
Taxonomy dei
Unit shares
Val 70,398,760

Facts up to 2016-12-31

  1. Description The cash inflow from maturities, prepayments, calls and collections of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.
    Fact ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments
    Label Proceeds from Maturities, Prepayments and Calls of Short-term Investments
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 10,201,000
  2. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Label Earnings Per Share, Diluted
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 1.72
  3. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Label Earnings Per Share, Diluted
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.42
  4. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Label Other Nonoperating Income (Expense)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 639,000
  5. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Label Other Nonoperating Income (Expense)
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 416,000
  6. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Label Income Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 71,873,000
  7. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Label Income Tax Expense (Benefit)
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 15,855,000
  8. Description The net amount of operating interest income (expense).
    Fact InterestIncomeExpenseNet
    Label Interest Income (Expense), Net
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,161,000
  9. Description The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.
    Fact Depreciation
    Label Depreciation
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,700,000
  10. Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
    Fact OperatingLeasesFutureMinimumPaymentsDueThereafter
    Frame CY2016Q4I
    Label Operating Leases, Future Minimum Payments, Due Thereafter
    Taxonomy us-gaap
    Unit USD
    Val 16,506,000
  11. Description The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.
    Fact IncreaseDecreaseInAccountsReceivable
    Label Increase (Decrease) in Accounts Receivable
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,358,000
  12. Description Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.
    Fact Goodwill
    Label Goodwill
    Taxonomy us-gaap
    Unit USD
    Val 62,228,000
  13. Description Amount of contribution received by defined benefit plan from employer which increases plan assets.
    Fact DefinedBenefitPlanContributionsByEmployer
    Label Defined Benefit Plan, Plan Assets, Contributions by Employer
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,000,000
  14. Description Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.
    Fact AccruedIncomeTaxesCurrent
    Label Accrued Income Taxes, Current
    Taxonomy us-gaap
    Unit USD
    Val 8,924,000
  15. Description Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredIncomeTaxExpenseBenefit
    Label Deferred Income Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,797,000
  16. Description Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.
    Fact UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
    Label Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 756,000
  17. Description The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
    Label Income (Loss) from Continuing Operations before Income Taxes, Domestic
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 186,234,000
  18. Description Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.
    Fact UndistributedEarningsOfForeignSubsidiaries
    Frame CY2016Q4I
    Label Undistributed Earnings of Foreign Subsidiaries
    Taxonomy us-gaap
    Unit USD
    Val 44,000,000
  19. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.
    Fact EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
    Label Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit pure
    Val -0.00
  20. Description Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.
    Fact UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense
    Label Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 300,000
  21. Description The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.
    Fact PaymentsToAcquirePropertyPlantAndEquipment
    Label Payments to Acquire Property, Plant, and Equipment
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,843,000
  22. Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.
    Fact ComprehensiveIncomeNetOfTax
    Label Comprehensive Income (Loss), Net of Tax, Attributable to Parent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 120,646,000
  23. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit.
    Fact EffectiveIncomeTaxRateReconciliationTaxCreditsResearch
    Label Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.01
  24. Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
    Fact OperatingLeasesFutureMinimumPaymentsDueInFourYears
    Frame CY2016Q4I
    Label Operating Leases, Future Minimum Payments, Due in Four Years
    Taxonomy us-gaap
    Unit USD
    Val 4,707,000
  25. Description Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.
    Fact PropertyPlantAndEquipmentNet
    Label Property, Plant and Equipment, Net
    Taxonomy us-gaap
    Unit USD
    Val 19,019,000
  26. Description Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.
    Fact DeferredTaxAssetsOther
    Label Deferred Tax Assets, Other
    Taxonomy us-gaap
    Unit USD
    Val 805,000
  27. Description The aggregate cost of goods produced and sold and services rendered during the reporting period.
    Fact CostOfRevenue
    Label Cost of Revenue
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 249,879,000
  28. Description Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies.
    Fact EffectOfExchangeRateOnCashAndCashEquivalents
    Label Effect of Exchange Rate on Cash and Cash Equivalents
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val -2,804,000
  29. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 84,996,000
  30. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 22,125,000
  31. Description Amount of minimum lease payments for capital leases.
    Fact CapitalLeasesFutureMinimumPaymentsDue
    Frame CY2016Q4I
    Label Capital Leases, Future Minimum Payments Due
    Taxonomy us-gaap
    Unit USD
    Val 0
  32. Description Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.
    Fact ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
    Label Excess Tax Benefit from Share-based Compensation, Operating Activities
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,214,000
  33. Description Amount of unrecognized tax benefits.
    Fact UnrecognizedTaxBenefits
    Label Unrecognized Tax Benefits
    Taxonomy us-gaap
    Unit USD
    Val 6,938,000
  34. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax contingencies. Includes, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies.
    Fact EffectiveIncomeTaxRateReconciliationTaxContingencies
    Label Effective Income Tax Rate Reconciliation, Tax Contingency, Percent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.01
  35. Description Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.
    Fact OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
    Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val -3,588,000
  36. Description Amount of noncurrent assets classified as other.
    Fact OtherAssetsNoncurrent
    Label Other Assets, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 6,008,000
  37. Description Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.
    Fact OperatingLeasesFutureMinimumPaymentsDue
    Frame CY2016Q4I
    Label Operating Leases, Future Minimum Payments Due
    Taxonomy us-gaap
    Unit USD
    Val 45,888,000
  38. Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
    Fact OperatingLeasesFutureMinimumPaymentsDueInThreeYears
    Frame CY2016Q4I
    Label Operating Leases, Future Minimum Payments, Due in Three Years
    Taxonomy us-gaap
    Unit USD
    Val 5,416,000
  39. Description Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.
    Fact DeferredTaxLiabilities
    Label Deferred Tax Liabilities, Net
    Taxonomy us-gaap
    Unit USD
    Val 13,377,000
  40. Description Repayment received or receivable for expenses incurred on behalf of a client or customer, other than those reimbursements received by landlords from tenants.
    Fact ReimbursementRevenue
    Label Reimbursement Revenue (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 18,300,000
  41. Description Amount before tax of foreign currency transaction unrealized gain (loss) recognized in the income statement.
    Fact ForeignCurrencyTransactionGainLossUnrealized
    Label Foreign Currency Transaction Gain (Loss), Unrealized
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 393,000
  42. Description Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredFederalIncomeTaxExpenseBenefit
    Label Deferred Federal Income Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,086,000
  43. Description Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.
    Fact OtherLiabilitiesNoncurrent
    Label Other Liabilities, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 7,146,000
  44. Description Amount of deferred income tax expense (benefit) and income tax credits.
    Fact DeferredIncomeTaxesAndTaxCredits
    Label Deferred Income Taxes and Tax Credits
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,797,000
  45. Description Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.
    Fact ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
    Label Excess Tax Benefit from Share-based Compensation, Financing Activities
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,214,000
  46. Description Face amount per share of no-par value preferred stock nonredeemable or redeemable solely at the option of the issuer.
    Fact PreferredStockNoParValue
    Frame CY2016Q4I
    Label Preferred Stock, No Par Value
    Taxonomy us-gaap
    Unit USD/shares
    Val 0
  47. Description The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.
    Fact BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount
    Frame CY2016Q4I
    Label Business Acquisition, Goodwill, Expected Tax Deductible Amount
    Taxonomy us-gaap
    Unit USD
    Val 36,000,000
  48. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 196,107,000
  49. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 45,772,000
  50. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities.
    Fact DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities
    Label Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 5,747,000
  51. Description Face amount or stated value per share of common stock.
    Fact CommonStockParOrStatedValuePerShare
    Label Common Stock, Par or Stated Value Per Share
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.01
  52. Description The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.
    Fact TaxCreditCarryforwardAmount
    Frame CY2016Q4I
    Label Tax Credit Carryforward, Amount
    Taxonomy us-gaap
    Unit USD
    Val 7,200,000
  53. Description Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.
    Fact AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
    Label Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
    Taxonomy us-gaap
    Unit USD
    Val 46,726,000
  54. Description Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.
    Fact CurrentIncomeTaxExpenseBenefit
    Label Current Income Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 70,076,000
  55. Description Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.
    Fact AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
    Label APIC, Share-based Payment Arrangement, Increase for Cost Recognition
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,934,000
  56. Description Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.
    Fact LiabilitiesAndStockholdersEquity
    Label Liabilities and Equity
    Taxonomy us-gaap
    Unit USD
    Val 297,140,000
  57. Description For a classified balance sheet, the cumulative difference between the rental income or payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense, by the lessor or lessee, respectively, more than one year after the balance sheet date.
    Fact DeferredRentCreditNoncurrent
    Label Deferred Rent Credit, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 2,932,000
  58. Description Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.
    Fact AccountsReceivableNetCurrent
    Label Accounts Receivable, after Allowance for Credit Loss, Current
    Taxonomy us-gaap
    Unit USD
    Val 100,285,000
  59. Description Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent.
    Fact DeferredTaxLiabilitiesNoncurrent
    Label Deferred Tax Liabilities, Net, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 53,000
  60. Description Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.
    Fact UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
    Label Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
    Taxonomy us-gaap
    Unit USD
    Val 1,500,000
  61. Description The cumulative amount of the reporting entity's undistributed earnings or deficit.
    Fact RetainedEarningsAccumulatedDeficit
    Label Retained Earnings (Accumulated Deficit)
    Taxonomy us-gaap
    Unit USD
    Val 184,558,000
  62. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the allowance for doubtful accounts.
    Fact DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts
    Label Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts
    Taxonomy us-gaap
    Unit USD
    Val 1,034,000
  63. Description Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.
    Fact NoncurrentAssets
    Label Long-Lived Assets
    Taxonomy us-gaap
    Unit USD
    Val 25,027,000
  64. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Label License Costs (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 10,820,000
  65. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Label License Costs (Deprecated 2018-01-31)
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 2,419,000
  66. Description Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.
    Fact DeferredTaxAssetsValuationAllowance
    Label Deferred Tax Assets, Valuation Allowance
    Taxonomy us-gaap
    Unit USD
    Val 4,031,000
  67. Description Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.
    Fact NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
    Label Net Cash Provided by (Used in) Investing Activities, Continuing Operations
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,358,000
  68. Description Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.
    Fact DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent
    Frame CY2016
    Label Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.6
  69. Description Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.
    Fact GainLossOnSaleOfPropertyPlantEquipment
    Label Gain (Loss) on Disposition of Property Plant Equipment
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val -30,000
  70. Description Percentage of domestic federal statutory tax rate applicable to pretax income (loss).
    Fact EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
    Label Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.35
  71. Description Sum of the carrying amounts as of the balance sheet date of all investments.
    Fact Investments
    Label Investments
    Taxonomy us-gaap
    Unit USD
    Val 0
  72. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Label General and Administrative Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 48,322,000
  73. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Label General and Administrative Expense
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 12,281,000
  74. Description Amount of expense (reversal of expense) for expected credit loss on accounts receivable.
    Fact ProvisionForDoubtfulAccounts
    Label Accounts Receivable, Credit Loss Expense (Reversal)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,900,000
  75. Description Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.
    Fact DeferredTaxAssetsNet
    Label Deferred Tax Assets, Net of Valuation Allowance
    Taxonomy us-gaap
    Unit USD
    Val 16,191,000
  76. Description Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.
    Fact ForeignCurrencyTransactionGainLossBeforeTax
    Label Foreign Currency Transaction Gain (Loss), before Tax
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 600,000
  77. Description The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.
    Fact IncomeTaxesPaid
    Label Income Taxes Paid
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 58,684,000
  78. Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
    Fact OperatingLeasesFutureMinimumPaymentsDueInTwoYears
    Frame CY2016Q4I
    Label Operating Leases, Future Minimum Payments, Due in Two Years
    Taxonomy us-gaap
    Unit USD
    Val 6,856,000
  79. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 467,286,000
  80. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 111,923,000
  81. Description Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.
    Fact CashEquivalentsAtCarryingValue
    Frame CY2016Q4I
    Label Cash Equivalents, at Carrying Value
    Taxonomy us-gaap
    Unit USD
    Val 44,200,000
  82. Description Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact CurrentFederalTaxExpenseBenefit
    Label Current Federal Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 56,053,000
  83. Description Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.
    Fact UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
    Label Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 270,000
  84. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Frame CY2016
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 197,475,000
  85. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Frame CY2016Q4
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 47,742,000
  86. Description Value of stock issued as a result of the exercise of stock options.
    Fact StockIssuedDuringPeriodValueStockOptionsExercised
    Label Stock Issued During Period, Value, Stock Options Exercised
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 18,000
  87. Description The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.
    Fact PreferredStockSharesAuthorized
    Label Preferred Stock, Shares Authorized
    Taxonomy us-gaap
    Unit shares
    Val 20,000,000
  88. Description Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.
    Fact CashAndCashEquivalentsPeriodIncreaseDecrease
    Label Cash and Cash Equivalents, Period Increase (Decrease)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val -22,801,000
  89. Description Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.
    Fact Cash
    Frame CY2016Q4I
    Label Cash
    Taxonomy us-gaap
    Unit USD
    Val 51,400,000
  90. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Label Costs and Expenses
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 410,250,000
  91. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Label Costs and Expenses
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 102,236,000
  92. Description Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.
    Fact IncreaseDecreaseInDeferredRevenue
    Label Increase (Decrease) in Deferred Revenue
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val -4,150,000
  93. Description Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.
    Fact PreferredStockSharesOutstanding
    Label Preferred Stock, Shares Outstanding
    Taxonomy us-gaap
    Unit shares
    Val 0
  94. Description Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact LeaseAndRentalExpense
    Label Operating Leases, Rent Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,800,000
  95. Description Investment in short-term money-market instruments (such as commercial paper, banker's acceptances, repurchase agreements, government securities, certificates of deposit, and so forth) which are highly liquid (that is, readily convertible to known amounts of cash) and so near their maturity that they present an insignificant risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify as cash equivalents by definition. Original maturity means an original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three-years ago does not become a cash equivalent when its remaining maturity is three months.
    Fact MoneyMarketFundsAtCarryingValue
    Label Money Market Funds, at Carrying Value
    Taxonomy us-gaap
    Unit USD
    Val 30,300,000
  96. Description Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.
    Fact CashAndCashEquivalentsAtCarryingValue
    Label Cash and Cash Equivalents, at Carrying Value
    Taxonomy us-gaap
    Unit USD
    Val 95,615,000
  97. Description Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.
    Fact DeferredTaxAssetsLiabilitiesNet
    Label Deferred Tax Assets, Net
    Taxonomy us-gaap
    Unit USD
    Val 2,814,000
  98. Description Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.
    Fact NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
    Label Net Cash Provided by (Used in) Financing Activities, Continuing Operations
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val -162,701,000
  99. Description Amount of noncash expense for share-based payment arrangement.
    Fact ShareBasedCompensation
    Label Share-based Payment Arrangement, Noncash Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,934,000
  100. Description Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.
    Fact StockRepurchasedDuringPeriodValue
    Label Stock Repurchased During Period, Value
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 167,933,000
  101. Description Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.
    Fact PreferredStockSharesIssued
    Label Preferred Stock, Shares Issued
    Taxonomy us-gaap
    Unit shares
    Val 0
  102. Description Revenue derived from maintenance services provided under contracts or arrangements with clients. For example, it may include the maintenance of software, plant and equipment, and facilities.
    Fact MaintenanceRevenue
    Label Maintenance Revenue (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 133,848,000
  103. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Label Selling and Marketing Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 48,223,000
  104. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Label Selling and Marketing Expense
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 13,617,000
  105. Description Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.
    Fact DeferredTaxLiabilitiesPropertyPlantAndEquipment
    Label Deferred Tax Liabilities, Property, Plant and Equipment
    Taxonomy us-gaap
    Unit USD
    Val 2,321,000
  106. Description Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact CurrentForeignTaxExpenseBenefit
    Label Current Foreign Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,819,000
  107. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred rent.
    Fact DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent
    Label Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Deferred Rent
    Taxonomy us-gaap
    Unit USD
    Val 939,000
  108. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2016-01-01
    Taxonomy us-gaap
    Unit shares
    Val 71,674,000
  109. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2016-10-01
    Taxonomy us-gaap
    Unit shares
    Val 70,742,000
  110. Description Amount of current assets classified as other.
    Fact OtherAssetsCurrent
    Label Other Assets, Current
    Taxonomy us-gaap
    Unit USD
    Val 937,000
  111. Description Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.
    Fact CommonStockSharesIssued
    Label Common Stock, Shares, Issued
    Taxonomy us-gaap
    Unit shares
    Val 70,233,955
  112. Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
    Fact OperatingLeasesFutureMinimumPaymentsDueCurrent
    Frame CY2016Q4I
    Label Operating Leases, Future Minimum Payments Due, Next Twelve Months
    Taxonomy us-gaap
    Unit USD
    Val 7,756,000
  113. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards.
    Fact DeferredTaxAssetsOperatingLossCarryforwardsForeign
    Label Deferred Tax Assets, Operating Loss Carryforwards, Foreign
    Taxonomy us-gaap
    Unit USD
    Val 212,000
  114. Description Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.
    Fact DeferredRevenueCurrent
    Label Deferred Revenue, Current
    Taxonomy us-gaap
    Unit USD
    Val 63,457,000
  115. Description The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.
    Fact SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit
    Frame CY2016Q4I
    Label Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit
    Taxonomy us-gaap
    Unit USD
    Val 600,000
  116. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Label Research and Development Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 54,736,000
  117. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Label Research and Development Expense
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 13,183,000
  118. Description Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.
    Fact PropertyPlantAndEquipmentGross
    Label Property, Plant and Equipment, Gross
    Taxonomy us-gaap
    Unit USD
    Val 65,745,000
  119. Description Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.
    Fact Assets
    Label Assets
    Taxonomy us-gaap
    Unit USD
    Val 297,140,000
  120. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Label Operating Income (Loss)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 194,307,000
  121. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Label Operating Income (Loss)
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 45,356,000
  122. Description Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
    Fact EmployeeRelatedLiabilitiesCurrent
    Label Employee-related Liabilities, Current
    Taxonomy us-gaap
    Unit USD
    Val 20,700,000
  123. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Label Earnings Per Share, Basic
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 1.73
  124. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Label Earnings Per Share, Basic
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.42
  125. Description Amount of deferred tax expense from write-off of the deferred tax asset related to deductible stock options at exercise.
    Fact DeferredTaxExpenseFromStockOptionsExercised
    Label Deferred Tax Expense from Stock Options Exercised
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 100,000
  126. Description Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
    Fact AccountsPayableCurrent
    Label Accounts Payable, Current
    Taxonomy us-gaap
    Unit USD
    Val 12,052,000
  127. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Label Net Income (Loss) Attributable to Parent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 124,234,000
  128. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Label Net Income (Loss) Attributable to Parent
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 29,917,000
  129. Description Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.
    Fact UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
    Label Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 791,000
  130. Description Amount of noncash expense for award of restricted stock or unit under share-based payment arrangement.
    Fact RestrictedStockExpense
    Label Restricted Stock or Unit Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,900,000
  131. Description Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as noncurrent.
    Fact DeferredTaxAssetsNetNoncurrent
    Label Deferred Tax Assets, Net of Valuation Allowance, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 2,867,000
  132. Description The cash outflow to reacquire common stock during the period.
    Fact PaymentsForRepurchaseOfCommonStock
    Label Payments for Repurchase of Common Stock
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 167,933,000
  133. Description Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.
    Fact OperatingLossCarryforwards
    Frame CY2016Q4I
    Label Operating Loss Carryforwards
    Taxonomy us-gaap
    Unit USD
    Val 900,000
  134. Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.
    Fact OperatingLeasesFutureMinimumPaymentsDueInFiveYears
    Frame CY2016Q4I
    Label Operating Leases, Future Minimum Payments, Due in Five Years
    Taxonomy us-gaap
    Unit USD
    Val 4,647,000
  135. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2016-01-01
    Taxonomy us-gaap
    Unit shares
    Val 72,060,000
  136. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2016-10-01
    Taxonomy us-gaap
    Unit shares
    Val 71,148,000
  137. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.
    Fact DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
    Label Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost
    Taxonomy us-gaap
    Unit USD
    Val 5,535,000
  138. Description Maximum amount the employee may contribute to a defined contribution plan.
    Fact DefinedContributionPlanMaximumAnnualContributionsPerEmployeeAmount
    Frame CY2016
    Label Defined Contribution Plan, Maximum Annual Contributions Per Employee, Amount
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 18,000
  139. Description The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.
    Fact UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
    Label Unrecognized Tax Benefits that Would Impact Effective Tax Rate
    Taxonomy us-gaap
    Unit USD
    Val 5,100,000
  140. Description Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.
    Fact IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
    Label Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
    Start 2016-01-01
    Taxonomy us-gaap
    Unit shares
    Val 386,000
  141. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.
    Fact EffectiveIncomeTaxRateReconciliationOtherAdjustments
    Label Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit pure
    Val -0.01
  142. Description Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.
    Fact StockholdersEquity
    Label Stockholders' Equity Attributable to Parent
    Taxonomy us-gaap
    Unit USD
    Val 169,366,000
  143. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,090,000
  144. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 2,284,000
  145. Description Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.
    Fact NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
    Label Net Cash Provided by (Used in) Operating Activities, Continuing Operations
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 139,346,000
  146. Description Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.
    Fact LiabilitiesCurrent
    Label Liabilities, Current
    Taxonomy us-gaap
    Unit USD
    Val 117,643,000
  147. Description Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredStateAndLocalIncomeTaxExpenseBenefit
    Label Deferred State and Local Income Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val -268,000
  148. Description Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.
    Fact CommonStockValue
    Label Common Stock, Value, Issued
    Taxonomy us-gaap
    Unit USD
    Val 702,000
  149. Description Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact EffectiveIncomeTaxRateContinuingOperations
    Label Effective Income Tax Rate Reconciliation, Percent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.37
  150. Description Amount of allowance for credit loss on accounts receivable, classified as current.
    Fact AllowanceForDoubtfulAccountsReceivableCurrent
    Label Accounts Receivable, Allowance for Credit Loss, Current
    Taxonomy us-gaap
    Unit USD
    Val 3,595,000
  151. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.
    Fact EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
    Label Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit pure
    Val -0.00
  152. Description Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards.
    Fact DeferredTaxAssetsTaxCreditCarryforwards
    Label Deferred Tax Assets, Tax Credit Carryforwards
    Taxonomy us-gaap
    Unit USD
    Val 4,650,000
  153. Description Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.
    Fact AccumulatedOtherComprehensiveIncomeLossNetOfTax
    Label Accumulated Other Comprehensive Income (Loss), Net of Tax
    Taxonomy us-gaap
    Unit USD
    Val -15,894,000
  154. Description Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.
    Fact CommonStockSharesOutstanding
    Label Common Stock, Shares, Outstanding
    Taxonomy us-gaap
    Unit shares
    Val 70,233,955
  155. Description Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.
    Fact PrepaidExpenseCurrent
    Label Prepaid Expense, Current
    Taxonomy us-gaap
    Unit USD
    Val 10,181,000
  156. Description Amount of increase (decrease) in additional paid in capital (APIC) resulting from a tax benefit (deficiency) associated with an share-based compensation plan other than an employee stock ownership plan (ESOP).
    Fact AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet
    Label Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,209,000
  157. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 604,557,000
  158. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2016-10-01
    Taxonomy us-gaap
    Unit USD
    Val 147,592,000
  159. Description Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.
    Fact NumberOfReportableSegments
    Frame CY2016
    Label Number of Reportable Segments
    Start 2016-01-01
    Taxonomy us-gaap
    Unit Segment
    Val 3
  160. Description Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredForeignIncomeTaxExpenseBenefit
    Label Deferred Foreign Income Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val -21,000
  161. Description The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.
    Fact IncreaseDecreaseInAccruedIncomeTaxesPayable
    Label Increase (Decrease) in Income Taxes Payable
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,129,000
  162. Description Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.
    Fact AssetsCurrent
    Label Assets, Current
    Taxonomy us-gaap
    Unit USD
    Val 207,018,000
  163. Description Amount of valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from tax credit carryforwards for which it is more likely than not that a tax benefit will not be realized.
    Fact TaxCreditCarryforwardValuationAllowance
    Frame CY2016Q4I
    Label Tax Credit Carryforward, Valuation Allowance
    Taxonomy us-gaap
    Unit USD
    Val 2,600,000
  164. Description Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill.
    Fact DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets
    Label Deferred Tax Liabilities, Intangible Assets
    Taxonomy us-gaap
    Unit USD
    Val 11,056,000
  165. Description Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact CurrentStateAndLocalTaxExpenseBenefit
    Label Current State and Local Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,204,000
  166. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).
    Fact EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
    Label Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.03
  167. Description The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
    Label Income (Loss) from Continuing Operations before Income Taxes, Foreign
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,873,000
  168. Description The maximum number of common shares permitted to be issued by an entity's charter and bylaws.
    Fact CommonStockSharesAuthorized
    Label Common Stock, Shares Authorized
    Taxonomy us-gaap
    Unit shares
    Val 200,000,000
  169. Description Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.
    Fact UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
    Label Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 128,000
  170. Description Amount of increase (decrease) in operating assets classified as other.
    Fact IncreaseDecreaseInOtherOperatingAssets
    Label Increase (Decrease) in Other Operating Assets
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val -299,000
  171. Description Revenue from providing technology services. The services may include training, installation, engineering or consulting. Consulting services often include implementation support, software design or development, or the customization or modification of the licensed software.
    Fact TechnologyServicesRevenue
    Frame CY2016
    Label Technology Services Revenue (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 333,438,000
  172. Description Amount of cash inflow from exercise of option under share-based payment arrangement.
    Fact ProceedsFromStockOptionsExercised
    Label Proceeds from Stock Options Exercised
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 18,000

Facts up to 2016-09-30

  1. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Label Earnings Per Share, Diluted
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.47
  2. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Label Other Nonoperating Income (Expense)
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 210,000
  3. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Label Income Tax Expense (Benefit)
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 20,298,000
  4. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 21,633,000
  5. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 53,794,000
  6. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Label License Costs (Deprecated 2018-01-31)
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 2,966,000
  7. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Label General and Administrative Expense
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 11,225,000
  8. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 119,267,000
  9. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 49,436,000
  10. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Label Costs and Expenses
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 98,629,000
  11. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Label Selling and Marketing Expense
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 10,003,000
  12. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2016-07-01
    Taxonomy us-gaap
    Unit shares
    Val 71,403,000
  13. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Label Research and Development Expense
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 13,389,000
  14. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Label Operating Income (Loss)
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 53,584,000
  15. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Label Earnings Per Share, Basic
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.47
  16. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Label Net Income (Loss) Attributable to Parent
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 33,496,000
  17. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2016-07-01
    Taxonomy us-gaap
    Unit shares
    Val 71,743,000
  18. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 2,334,000
  19. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2016-07-01
    Taxonomy us-gaap
    Unit USD
    Val 152,213,000

Facts up to 2016-06-30

  1. Description The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.
    Fact EntityPublicFloat
    Frame CY2016Q2I
    Label Entity Public Float
    Taxonomy dei
    Unit USD
    Val 4,591,996,136
  2. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Label Earnings Per Share, Diluted
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.46
  3. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Label Other Nonoperating Income (Expense)
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 654,000
  4. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Label Income Tax Expense (Benefit)
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 19,581,000
  5. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 20,631,000
  6. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 52,922,000
  7. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Label License Costs (Deprecated 2018-01-31)
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 2,283,000
  8. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Label General and Administrative Expense
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 12,368,000
  9. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 119,833,000
  10. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 48,393,000
  11. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Label Costs and Expenses
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 102,624,000
  12. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Label Selling and Marketing Expense
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 12,015,000
  13. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2016-04-01
    Taxonomy us-gaap
    Unit shares
    Val 71,880,000
  14. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Label Research and Development Expense
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 13,458,000
  15. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Label Operating Income (Loss)
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 52,268,000
  16. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Label Earnings Per Share, Basic
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.46
  17. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Label Net Income (Loss) Attributable to Parent
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 33,341,000
  18. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2016-04-01
    Taxonomy us-gaap
    Unit shares
    Val 72,228,000
  19. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 2,266,000
  20. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2016-04-01
    Taxonomy us-gaap
    Unit USD
    Val 154,892,000

Facts up to 2016-03-31

  1. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Label Earnings Per Share, Diluted
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.38
  2. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Label Other Nonoperating Income (Expense)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 520,000
  3. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Label Income Tax Expense (Benefit)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 16,139,000
  4. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,607,000
  5. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 43,619,000
  6. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Label License Costs (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,152,000
  7. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Label General and Administrative Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,448,000
  8. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 116,263,000
  9. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 51,904,000
  10. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Label Costs and Expenses
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 106,761,000
  11. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Label Selling and Marketing Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,588,000
  12. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2016-01-01
    Taxonomy us-gaap
    Unit shares
    Val 72,630,000
  13. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Label Research and Development Expense
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 14,706,000
  14. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Label Operating Income (Loss)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 43,099,000
  15. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Label Earnings Per Share, Basic
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.38
  16. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Label Net Income (Loss) Attributable to Parent
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 27,480,000
  17. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2016-01-01
    Taxonomy us-gaap
    Unit shares
    Val 73,020,000
  18. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,206,000
  19. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2016-01-01
    Taxonomy us-gaap
    Unit USD
    Val 149,860,000

Facts up to 2015-12-31

  1. Description The cash inflow from maturities, prepayments, calls and collections of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.
    Fact ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments
    Label Proceeds from Maturities, Prepayments and Calls of Short-term Investments
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,334,000
  2. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Label Earnings Per Share, Diluted
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 1.4
  3. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Frame CY2015Q4
    Label Earnings Per Share, Diluted
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.36
  4. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Label Other Nonoperating Income (Expense)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 64,000
  5. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Frame CY2015Q4
    Label Other Nonoperating Income (Expense)
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 170,000
  6. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Label Income Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 59,366,000
  7. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Frame CY2015Q4
    Label Income Tax Expense (Benefit)
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 13,328,000
  8. Description The net amount of operating interest income (expense).
    Fact InterestIncomeExpenseNet
    Label Interest Income (Expense), Net
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,331,000
  9. Description The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.
    Fact Depreciation
    Label Depreciation
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,300,000
  10. Description The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.
    Fact IncreaseDecreaseInAccountsReceivable
    Label Increase (Decrease) in Accounts Receivable
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,223,000
  11. Description Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.
    Fact Goodwill
    Frame CY2015Q4I
    Label Goodwill
    Taxonomy us-gaap
    Unit USD
    Val 62,233,000
  12. Description Amount of contribution received by defined benefit plan from employer which increases plan assets.
    Fact DefinedBenefitPlanContributionsByEmployer
    Label Defined Benefit Plan, Plan Assets, Contributions by Employer
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,000,000
  13. Description Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.
    Fact AccruedIncomeTaxesCurrent
    Frame CY2015Q4I
    Label Accrued Income Taxes, Current
    Taxonomy us-gaap
    Unit USD
    Val 4,072,000
  14. Description Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredIncomeTaxExpenseBenefit
    Label Deferred Income Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,532,000
  15. Description Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.
    Fact UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
    Label Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,687,000
  16. Description The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
    Label Income (Loss) from Continuing Operations before Income Taxes, Domestic
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 152,040,000
  17. Description Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.
    Fact UndistributedEarningsOfForeignSubsidiaries
    Frame CY2015Q4I
    Label Undistributed Earnings of Foreign Subsidiaries
    Taxonomy us-gaap
    Unit USD
    Val 41,000,000
  18. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.
    Fact EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
    Label Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit pure
    Val -0.00
  19. Description Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.
    Fact UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense
    Label Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 200,000
  20. Description The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.
    Fact PaymentsToAcquirePropertyPlantAndEquipment
    Label Payments to Acquire Property, Plant, and Equipment
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 11,492,000
  21. Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.
    Fact ComprehensiveIncomeNetOfTax
    Label Comprehensive Income (Loss), Net of Tax, Attributable to Parent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 101,192,000
  22. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit.
    Fact EffectiveIncomeTaxRateReconciliationTaxCreditsResearch
    Label Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.01
  23. Description Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.
    Fact PropertyPlantAndEquipmentNet
    Frame CY2015Q4I
    Label Property, Plant and Equipment, Net
    Taxonomy us-gaap
    Unit USD
    Val 21,176,000
  24. Description Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.
    Fact DeferredTaxAssetsOther
    Frame CY2015Q4I
    Label Deferred Tax Assets, Other
    Taxonomy us-gaap
    Unit USD
    Val 695,000
  25. Description The aggregate cost of goods produced and sold and services rendered during the reporting period.
    Fact CostOfRevenue
    Label Cost of Revenue
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 235,428,000
  26. Description Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies.
    Fact EffectOfExchangeRateOnCashAndCashEquivalents
    Label Effect of Exchange Rate on Cash and Cash Equivalents
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,628,000
  27. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 78,615,000
  28. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Frame CY2015Q4
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 20,413,000
  29. Description Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.
    Fact ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
    Label Excess Tax Benefit from Share-based Compensation, Operating Activities
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,147,000
  30. Description Amount of unrecognized tax benefits.
    Fact UnrecognizedTaxBenefits
    Label Unrecognized Tax Benefits
    Taxonomy us-gaap
    Unit USD
    Val 5,789,000
  31. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax contingencies. Includes, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies.
    Fact EffectiveIncomeTaxRateReconciliationTaxContingencies
    Label Effective Income Tax Rate Reconciliation, Tax Contingency, Percent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.01
  32. Description Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.
    Fact OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
    Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val -2,283,000
  33. Description Amount of noncurrent assets classified as other.
    Fact OtherAssetsNoncurrent
    Frame CY2015Q4I
    Label Other Assets, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 7,275,000
  34. Description Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.
    Fact DeferredTaxLiabilities
    Frame CY2015Q4I
    Label Deferred Tax Liabilities, Net
    Taxonomy us-gaap
    Unit USD
    Val 13,220,000
  35. Description Repayment received or receivable for expenses incurred on behalf of a client or customer, other than those reimbursements received by landlords from tenants.
    Fact ReimbursementRevenue
    Label Reimbursement Revenue (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,200,000
  36. Description Amount before tax of foreign currency transaction unrealized gain (loss) recognized in the income statement.
    Fact ForeignCurrencyTransactionGainLossUnrealized
    Label Foreign Currency Transaction Gain (Loss), Unrealized
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val -49,000
  37. Description Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredFederalIncomeTaxExpenseBenefit
    Label Deferred Federal Income Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,252,000
  38. Description Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.
    Fact OtherLiabilitiesNoncurrent
    Frame CY2015Q4I
    Label Other Liabilities, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 5,720,000
  39. Description Amount of deferred income tax expense (benefit) and income tax credits.
    Fact DeferredIncomeTaxesAndTaxCredits
    Label Deferred Income Taxes and Tax Credits
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,532,000
  40. Description Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.
    Fact ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
    Label Excess Tax Benefit from Share-based Compensation, Financing Activities
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,147,000
  41. Description Face amount per share of no-par value preferred stock nonredeemable or redeemable solely at the option of the issuer.
    Fact PreferredStockNoParValue
    Frame CY2015Q4I
    Label Preferred Stock, No Par Value
    Taxonomy us-gaap
    Unit USD/shares
    Val 0
  42. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 162,841,000
  43. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Frame CY2015Q4
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 39,698,000
  44. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities.
    Fact DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities
    Frame CY2015Q4I
    Label Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 7,671,000
  45. Description Face amount or stated value per share of common stock.
    Fact CommonStockParOrStatedValuePerShare
    Frame CY2015Q4I
    Label Common Stock, Par or Stated Value Per Share
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.01
  46. Description Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.
    Fact AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
    Frame CY2015Q4I
    Label Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
    Taxonomy us-gaap
    Unit USD
    Val 53,764,000
  47. Description Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.
    Fact CurrentIncomeTaxExpenseBenefit
    Label Current Income Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 57,834,000
  48. Description Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.
    Fact AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
    Label APIC, Share-based Payment Arrangement, Increase for Cost Recognition
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 14,528,000
  49. Description Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.
    Fact LiabilitiesAndStockholdersEquity
    Frame CY2015Q4I
    Label Liabilities and Equity
    Taxonomy us-gaap
    Unit USD
    Val 332,243,000
  50. Description For a classified balance sheet, the cumulative difference between the rental income or payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense, by the lessor or lessee, respectively, more than one year after the balance sheet date.
    Fact DeferredRentCreditNoncurrent
    Frame CY2015Q4I
    Label Deferred Rent Credit, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 3,811,000
  51. Description Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.
    Fact AccountsReceivableNetCurrent
    Frame CY2015Q4I
    Label Accounts Receivable, after Allowance for Credit Loss, Current
    Taxonomy us-gaap
    Unit USD
    Val 97,379,000
  52. Description Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent.
    Fact DeferredTaxLiabilitiesNoncurrent
    Frame CY2015Q4I
    Label Deferred Tax Liabilities, Net, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 35,000
  53. Description Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.
    Fact UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued
    Frame CY2015Q4I
    Label Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
    Taxonomy us-gaap
    Unit USD
    Val 1,300,000
  54. Description The cumulative amount of the reporting entity's undistributed earnings or deficit.
    Fact RetainedEarningsAccumulatedDeficit
    Frame CY2015Q4I
    Label Retained Earnings (Accumulated Deficit)
    Taxonomy us-gaap
    Unit USD
    Val 207,070,000
  55. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the allowance for doubtful accounts.
    Fact DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts
    Frame CY2015Q4I
    Label Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts
    Taxonomy us-gaap
    Unit USD
    Val 2,455,000
  56. Description Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.
    Fact NoncurrentAssets
    Frame CY2015Q4I
    Label Long-Lived Assets
    Taxonomy us-gaap
    Unit USD
    Val 28,451,000
  57. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Label License Costs (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,938,000
  58. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Frame CY2015Q4
    Label License Costs (Deprecated 2018-01-31)
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 2,590,000
  59. Description Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.
    Fact DeferredTaxAssetsValuationAllowance
    Frame CY2015Q4I
    Label Deferred Tax Assets, Valuation Allowance
    Taxonomy us-gaap
    Unit USD
    Val 4,916,000
  60. Description Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.
    Fact NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
    Label Net Cash Provided by (Used in) Investing Activities, Continuing Operations
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val -13,543,000
  61. Description Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.
    Fact GainLossOnSaleOfPropertyPlantEquipment
    Label Gain (Loss) on Disposition of Property Plant Equipment
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 30,000
  62. Description Percentage of domestic federal statutory tax rate applicable to pretax income (loss).
    Fact EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
    Label Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.35
  63. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Label General and Administrative Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 49,259,000
  64. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Frame CY2015Q4
    Label General and Administrative Expense
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 12,036,000
  65. Description Amount of expense (reversal of expense) for expected credit loss on accounts receivable.
    Fact ProvisionForDoubtfulAccounts
    Label Accounts Receivable, Credit Loss Expense (Reversal)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,100,000
  66. Description Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.
    Fact DeferredTaxAssetsNet
    Frame CY2015Q4I
    Label Deferred Tax Assets, Net of Valuation Allowance
    Taxonomy us-gaap
    Unit USD
    Val 17,833,000
  67. Description Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.
    Fact ForeignCurrencyTransactionGainLossBeforeTax
    Label Foreign Currency Transaction Gain (Loss), before Tax
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val -100,000
  68. Description The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.
    Fact IncomeTaxesPaid
    Label Income Taxes Paid
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 50,902,000
  69. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 428,078,000
  70. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Frame CY2015Q4
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 106,982,000
  71. Description Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact CurrentFederalTaxExpenseBenefit
    Label Current Federal Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 47,195,000
  72. Description Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.
    Fact UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
    Label Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 292,000
  73. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Frame CY2015
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 184,349,000
  74. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Frame CY2015Q4
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 46,419,000
  75. Description Value of stock issued as a result of the exercise of stock options.
    Fact StockIssuedDuringPeriodValueStockOptionsExercised
    Label Stock Issued During Period, Value, Stock Options Exercised
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 717,000
  76. Description The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.
    Fact PreferredStockSharesAuthorized
    Frame CY2015Q4I
    Label Preferred Stock, Shares Authorized
    Taxonomy us-gaap
    Unit shares
    Val 20,000,000
  77. Description Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.
    Fact CashAndCashEquivalentsPeriodIncreaseDecrease
    Label Cash and Cash Equivalents, Period Increase (Decrease)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,708,000
  78. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Label Costs and Expenses
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 394,925,000
  79. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Frame CY2015Q4
    Label Costs and Expenses
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 101,907,000
  80. Description Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.
    Fact IncreaseDecreaseInDeferredRevenue
    Label Increase (Decrease) in Deferred Revenue
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 10,325,000
  81. Description Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.
    Fact PreferredStockSharesOutstanding
    Frame CY2015Q4I
    Label Preferred Stock, Shares Outstanding
    Taxonomy us-gaap
    Unit shares
    Val 0
  82. Description Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact LeaseAndRentalExpense
    Label Operating Leases, Rent Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,300,000
  83. Description Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.
    Fact CashAndCashEquivalentsAtCarryingValue
    Label Cash and Cash Equivalents, at Carrying Value
    Taxonomy us-gaap
    Unit USD
    Val 118,416,000
  84. Description Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.
    Fact DeferredTaxAssetsLiabilitiesNet
    Frame CY2015Q4I
    Label Deferred Tax Assets, Net
    Taxonomy us-gaap
    Unit USD
    Val 4,613,000
  85. Description Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.
    Fact NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
    Label Net Cash Provided by (Used in) Financing Activities, Continuing Operations
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val -102,274,000
  86. Description Amount of noncash expense for share-based payment arrangement.
    Fact ShareBasedCompensation
    Label Share-based Payment Arrangement, Noncash Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 14,528,000
  87. Description Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.
    Fact StockRepurchasedDuringPeriodValue
    Label Stock Repurchased During Period, Value
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 112,138,000
  88. Description Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.
    Fact PreferredStockSharesIssued
    Frame CY2015Q4I
    Label Preferred Stock, Shares Issued
    Taxonomy us-gaap
    Unit shares
    Val 0
  89. Description Revenue derived from maintenance services provided under contracts or arrangements with clients. For example, it may include the maintenance of software, plant and equipment, and facilities.
    Fact MaintenanceRevenue
    Label Maintenance Revenue (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 123,454,000
  90. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Label Selling and Marketing Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 48,615,000
  91. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Frame CY2015Q4
    Label Selling and Marketing Expense
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 13,975,000
  92. Description Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.
    Fact DeferredTaxLiabilitiesPropertyPlantAndEquipment
    Frame CY2015Q4I
    Label Deferred Tax Liabilities, Property, Plant and Equipment
    Taxonomy us-gaap
    Unit USD
    Val 2,763,000
  93. Description Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact CurrentForeignTaxExpenseBenefit
    Label Current Foreign Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,331,000
  94. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred rent.
    Fact DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent
    Frame CY2015Q4I
    Label Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Deferred Rent
    Taxonomy us-gaap
    Unit USD
    Val 1,344,000
  95. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2015-01-01
    Taxonomy us-gaap
    Unit shares
    Val 73,443,000
  96. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Frame CY2015Q4
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2015-10-01
    Taxonomy us-gaap
    Unit shares
    Val 72,929,000
  97. Description Amount of current assets classified as other.
    Fact OtherAssetsCurrent
    Frame CY2015Q4I
    Label Other Assets, Current
    Taxonomy us-gaap
    Unit USD
    Val 1,548,000
  98. Description Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.
    Fact CommonStockSharesIssued
    Frame CY2015Q4I
    Label Common Stock, Shares, Issued
    Taxonomy us-gaap
    Unit shares
    Val 72,766,383
  99. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards.
    Fact DeferredTaxAssetsOperatingLossCarryforwardsForeign
    Frame CY2015Q4I
    Label Deferred Tax Assets, Operating Loss Carryforwards, Foreign
    Taxonomy us-gaap
    Unit USD
    Val 386,000
  100. Description Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.
    Fact DeferredRevenueCurrent
    Frame CY2015Q4I
    Label Deferred Revenue, Current
    Taxonomy us-gaap
    Unit USD
    Val 68,757,000
  101. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Label Research and Development Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 53,859,000
  102. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Frame CY2015Q4
    Label Research and Development Expense
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 13,457,000
  103. Description Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.
    Fact PropertyPlantAndEquipmentGross
    Frame CY2015Q4I
    Label Property, Plant and Equipment, Gross
    Taxonomy us-gaap
    Unit USD
    Val 74,940,000
  104. Description Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.
    Fact Assets
    Frame CY2015Q4I
    Label Assets
    Taxonomy us-gaap
    Unit USD
    Val 332,243,000
  105. Description The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.
    Fact PaymentsToAcquireShortTermInvestments
    Label Payments to Acquire Short-term Investments
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,385,000
  106. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Label Operating Income (Loss)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 161,446,000
  107. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Frame CY2015Q4
    Label Operating Income (Loss)
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 39,528,000
  108. Description Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
    Fact EmployeeRelatedLiabilitiesCurrent
    Frame CY2015Q4I
    Label Employee-related Liabilities, Current
    Taxonomy us-gaap
    Unit USD
    Val 29,284,000
  109. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Label Earnings Per Share, Basic
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 1.41
  110. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Frame CY2015Q4
    Label Earnings Per Share, Basic
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.36
  111. Description Amount of deferred tax expense from write-off of the deferred tax asset related to deductible stock options at exercise.
    Fact DeferredTaxExpenseFromStockOptionsExercised
    Label Deferred Tax Expense from Stock Options Exercised
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,700,000
  112. Description Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
    Fact AccountsPayableCurrent
    Frame CY2015Q4I
    Label Accounts Payable, Current
    Taxonomy us-gaap
    Unit USD
    Val 11,219,000
  113. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Label Net Income (Loss) Attributable to Parent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 103,475,000
  114. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Frame CY2015Q4
    Label Net Income (Loss) Attributable to Parent
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 26,370,000
  115. Description Amount of noncash expense for award of restricted stock or unit under share-based payment arrangement.
    Fact RestrictedStockExpense
    Label Restricted Stock or Unit Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 14,500,000
  116. Description Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as noncurrent.
    Fact DeferredTaxAssetsNetNoncurrent
    Frame CY2015Q4I
    Label Deferred Tax Assets, Net of Valuation Allowance, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 4,648,000
  117. Description The cash outflow to reacquire common stock during the period.
    Fact PaymentsForRepurchaseOfCommonStock
    Label Payments for Repurchase of Common Stock
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 112,138,000
  118. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2015-01-01
    Taxonomy us-gaap
    Unit shares
    Val 74,038,000
  119. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Frame CY2015Q4
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2015-10-01
    Taxonomy us-gaap
    Unit shares
    Val 73,555,000
  120. Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.
    Fact DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost
    Frame CY2015Q4I
    Label Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost
    Taxonomy us-gaap
    Unit USD
    Val 4,304,000
  121. Description The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.
    Fact UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
    Frame CY2015Q4I
    Label Unrecognized Tax Benefits that Would Impact Effective Tax Rate
    Taxonomy us-gaap
    Unit USD
    Val 4,000,000
  122. Description Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.
    Fact IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
    Label Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
    Start 2015-01-01
    Taxonomy us-gaap
    Unit shares
    Val 595,000
  123. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.
    Fact EffectiveIncomeTaxRateReconciliationOtherAdjustments
    Label Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit pure
    Val -0.00
  124. Description Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.
    Fact StockholdersEquity
    Label Stockholders' Equity Attributable to Parent
    Taxonomy us-gaap
    Unit USD
    Val 195,492,000
  125. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,764,000
  126. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Frame CY2015Q4
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 2,108,000
  127. Description Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.
    Fact NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
    Label Net Cash Provided by (Used in) Operating Activities, Continuing Operations
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 120,153,000
  128. Description Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.
    Fact LiabilitiesCurrent
    Frame CY2015Q4I
    Label Liabilities, Current
    Taxonomy us-gaap
    Unit USD
    Val 127,185,000
  129. Description Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredStateAndLocalIncomeTaxExpenseBenefit
    Label Deferred State and Local Income Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val -300,000
  130. Description Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.
    Fact CommonStockValue
    Frame CY2015Q4I
    Label Common Stock, Value, Issued
    Taxonomy us-gaap
    Unit USD
    Val 728,000
  131. Description Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact EffectiveIncomeTaxRateContinuingOperations
    Label Effective Income Tax Rate Reconciliation, Percent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.36
  132. Description Amount of allowance for credit loss on accounts receivable, classified as current.
    Fact AllowanceForDoubtfulAccountsReceivableCurrent
    Frame CY2015Q4I
    Label Accounts Receivable, Allowance for Credit Loss, Current
    Taxonomy us-gaap
    Unit USD
    Val 7,031,000
  133. Description Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards.
    Fact DeferredTaxAssetsTaxCreditCarryforwards
    Frame CY2015Q4I
    Label Deferred Tax Assets, Tax Credit Carryforwards
    Taxonomy us-gaap
    Unit USD
    Val 4,339,000
  134. Description Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.
    Fact AccumulatedOtherComprehensiveIncomeLossNetOfTax
    Frame CY2015Q4I
    Label Accumulated Other Comprehensive Income (Loss), Net of Tax
    Taxonomy us-gaap
    Unit USD
    Val -12,306,000
  135. Description Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.
    Fact CommonStockSharesOutstanding
    Frame CY2015Q4I
    Label Common Stock, Shares, Outstanding
    Taxonomy us-gaap
    Unit shares
    Val 72,766,383
  136. Description Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.
    Fact PrepaidExpenseCurrent
    Frame CY2015Q4I
    Label Prepaid Expense, Current
    Taxonomy us-gaap
    Unit USD
    Val 9,224,000
  137. Description Amount of increase (decrease) in additional paid in capital (APIC) resulting from a tax benefit (deficiency) associated with an share-based compensation plan other than an employee stock ownership plan (ESOP).
    Fact AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet
    Label Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,170,000
  138. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 556,371,000
  139. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Frame CY2015Q4
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2015-10-01
    Taxonomy us-gaap
    Unit USD
    Val 141,435,000
  140. Description Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredForeignIncomeTaxExpenseBenefit
    Label Deferred Foreign Income Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 580,000
  141. Description The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.
    Fact IncreaseDecreaseInAccruedIncomeTaxesPayable
    Label Increase (Decrease) in Income Taxes Payable
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val -2,271,000
  142. Description Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.
    Fact AssetsCurrent
    Frame CY2015Q4I
    Label Assets, Current
    Taxonomy us-gaap
    Unit USD
    Val 236,911,000
  143. Description Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill.
    Fact DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets
    Frame CY2015Q4I
    Label Deferred Tax Liabilities, Intangible Assets
    Taxonomy us-gaap
    Unit USD
    Val 10,457,000
  144. Description Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact CurrentStateAndLocalTaxExpenseBenefit
    Label Current State and Local Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,308,000
  145. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).
    Fact EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
    Label Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.03
  146. Description Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.
    Fact ShortTermInvestments
    Frame CY2015Q4I
    Label Short-term Investments
    Taxonomy us-gaap
    Unit USD
    Val 10,344,000
  147. Description The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
    Label Income (Loss) from Continuing Operations before Income Taxes, Foreign
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 10,801,000
  148. Description The maximum number of common shares permitted to be issued by an entity's charter and bylaws.
    Fact CommonStockSharesAuthorized
    Frame CY2015Q4I
    Label Common Stock, Shares Authorized
    Taxonomy us-gaap
    Unit shares
    Val 200,000,000
  149. Description Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.
    Fact UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
    Label Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 61,000
  150. Description Amount of increase (decrease) in operating assets classified as other.
    Fact IncreaseDecreaseInOtherOperatingAssets
    Label Increase (Decrease) in Other Operating Assets
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,427,000
  151. Description Revenue from providing technology services. The services may include training, installation, engineering or consulting. Consulting services often include implementation support, software design or development, or the customization or modification of the licensed software.
    Fact TechnologyServicesRevenue
    Frame CY2015
    Label Technology Services Revenue (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 304,624,000
  152. Description Amount of cash inflow from exercise of option under share-based payment arrangement.
    Fact ProceedsFromStockOptionsExercised
    Label Proceeds from Stock Options Exercised
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 717,000

Facts up to 2015-09-30

  1. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Frame CY2015Q3
    Label Earnings Per Share, Diluted
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.38
  2. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Frame CY2015Q3
    Label Other Nonoperating Income (Expense)
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 604,000
  3. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Frame CY2015Q3
    Label Income Tax Expense (Benefit)
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 16,387,000
  4. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Frame CY2015Q3
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 19,130,000
  5. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Frame CY2015Q3
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 44,284,000
  6. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Frame CY2015Q3
    Label License Costs (Deprecated 2018-01-31)
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 2,305,000
  7. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Frame CY2015Q3
    Label General and Administrative Expense
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 14,058,000
  8. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Frame CY2015Q3
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 112,549,000
  9. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Frame CY2015Q3
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 46,682,000
  10. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Frame CY2015Q3
    Label Costs and Expenses
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 98,624,000
  11. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Frame CY2015Q3
    Label Selling and Marketing Expense
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 10,904,000
  12. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Frame CY2015Q3
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2015-07-01
    Taxonomy us-gaap
    Unit shares
    Val 73,259,000
  13. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Frame CY2015Q3
    Label Research and Development Expense
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 13,589,000
  14. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Frame CY2015Q3
    Label Operating Income (Loss)
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 43,680,000
  15. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Frame CY2015Q3
    Label Earnings Per Share, Basic
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.38
  16. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Frame CY2015Q3
    Label Net Income (Loss) Attributable to Parent
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 27,897,000
  17. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Frame CY2015Q3
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2015-07-01
    Taxonomy us-gaap
    Unit shares
    Val 73,761,000
  18. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Frame CY2015Q3
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 1,977,000
  19. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Frame CY2015Q3
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2015-07-01
    Taxonomy us-gaap
    Unit USD
    Val 142,304,000

Facts up to 2015-06-30

  1. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Frame CY2015Q2
    Label Earnings Per Share, Diluted
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.35
  2. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Frame CY2015Q2
    Label Other Nonoperating Income (Expense)
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 359,000
  3. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Frame CY2015Q2
    Label Income Tax Expense (Benefit)
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 15,729,000
  4. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Frame CY2015Q2
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 19,758,000
  5. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Frame CY2015Q2
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 41,733,000
  6. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Frame CY2015Q2
    Label License Costs (Deprecated 2018-01-31)
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 2,137,000
  7. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Frame CY2015Q2
    Label General and Administrative Expense
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 11,927,000
  8. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Frame CY2015Q2
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 107,344,000
  9. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Frame CY2015Q2
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 46,464,000
  10. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Frame CY2015Q2
    Label Costs and Expenses
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 97,735,000
  11. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Frame CY2015Q2
    Label Selling and Marketing Expense
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 11,889,000
  12. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Frame CY2015Q2
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2015-04-01
    Taxonomy us-gaap
    Unit shares
    Val 73,618,000
  13. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Frame CY2015Q2
    Label Research and Development Expense
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 13,257,000
  14. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Frame CY2015Q2
    Label Operating Income (Loss)
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 41,374,000
  15. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Frame CY2015Q2
    Label Earnings Per Share, Basic
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.35
  16. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Frame CY2015Q2
    Label Net Income (Loss) Attributable to Parent
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 26,004,000
  17. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Frame CY2015Q2
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2015-04-01
    Taxonomy us-gaap
    Unit shares
    Val 74,126,000
  18. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Frame CY2015Q2
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 1,898,000
  19. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Frame CY2015Q2
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2015-04-01
    Taxonomy us-gaap
    Unit USD
    Val 139,109,000

Facts up to 2015-03-31

  1. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Frame CY2015Q1
    Label Earnings Per Share, Diluted
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.31
  2. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Frame CY2015Q1
    Label Other Nonoperating Income (Expense)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 262,000
  3. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Frame CY2015Q1
    Label Income Tax Expense (Benefit)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,922,000
  4. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Frame CY2015Q1
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 19,314,000
  5. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Frame CY2015Q1
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 37,126,000
  6. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Frame CY2015Q1
    Label License Costs (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,906,000
  7. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Frame CY2015Q1
    Label General and Administrative Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 11,238,000
  8. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Frame CY2015Q1
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 101,203,000
  9. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Frame CY2015Q1
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 44,784,000
  10. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Frame CY2015Q1
    Label Costs and Expenses
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 96,659,000
  11. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Frame CY2015Q1
    Label Selling and Marketing Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 11,847,000
  12. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Frame CY2015Q1
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2015-01-01
    Taxonomy us-gaap
    Unit shares
    Val 73,979,000
  13. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Frame CY2015Q1
    Label Research and Development Expense
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,556,000
  14. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Frame CY2015Q1
    Label Operating Income (Loss)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 36,864,000
  15. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Frame CY2015Q1
    Label Earnings Per Share, Basic
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.31
  16. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Frame CY2015Q1
    Label Net Income (Loss) Attributable to Parent
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 23,204,000
  17. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Frame CY2015Q1
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2015-01-01
    Taxonomy us-gaap
    Unit shares
    Val 74,607,000
  18. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Frame CY2015Q1
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,781,000
  19. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Frame CY2015Q1
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2015-01-01
    Taxonomy us-gaap
    Unit USD
    Val 133,523,000

Facts up to 2014-12-31

  1. Description The cash inflow from maturities, prepayments, calls and collections of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.
    Fact ProceedsFromMaturitiesPrepaymentsAndCallsOfShorttermInvestments
    Frame CY2014
    Label Proceeds from Maturities, Prepayments and Calls of Short-term Investments
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 14,165,000
  2. Description The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
    Fact EarningsPerShareDiluted
    Frame CY2014
    Label Earnings Per Share, Diluted
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 1.08
  3. Description Amount of income (expense) related to nonoperating activities, classified as other.
    Fact OtherNonoperatingIncomeExpense
    Frame CY2014
    Label Other Nonoperating Income (Expense)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -394,000
  4. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Frame CY2014
    Label Income Tax Expense (Benefit)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 45,998,000
  5. Description The net amount of operating interest income (expense).
    Fact InterestIncomeExpenseNet
    Frame CY2014
    Label Interest Income (Expense), Net
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,268,000
  6. Description The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.
    Fact Depreciation
    Frame CY2014
    Label Depreciation
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,200,000
  7. Description The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.
    Fact IncreaseDecreaseInAccountsReceivable
    Frame CY2014
    Label Increase (Decrease) in Accounts Receivable
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 16,758,000
  8. Description Amount of contribution received by defined benefit plan from employer which increases plan assets.
    Fact DefinedBenefitPlanContributionsByEmployer
    Frame CY2014
    Label Defined Benefit Plan, Plan Assets, Contributions by Employer
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,100,000
  9. Description Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredIncomeTaxExpenseBenefit
    Frame CY2014
    Label Deferred Income Tax Expense (Benefit)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,705,000
  10. Description Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.
    Fact UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
    Frame CY2014
    Label Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 18,000
  11. Description The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic
    Frame CY2014
    Label Income (Loss) from Continuing Operations before Income Taxes, Domestic
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 118,448,000
  12. Description Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.
    Fact UndistributedEarningsOfForeignSubsidiaries
    Frame CY2014Q4I
    Label Undistributed Earnings of Foreign Subsidiaries
    Taxonomy us-gaap
    Unit USD
    Val 35,700,000
  13. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile.
    Fact EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential
    Frame CY2014
    Label Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit pure
    Val -0.00
  14. Description Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.
    Fact UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense
    Frame CY2014
    Label Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 100,000
  15. Description The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.
    Fact PaymentsToAcquirePropertyPlantAndEquipment
    Frame CY2014
    Label Payments to Acquire Property, Plant, and Equipment
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,415,000
  16. Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.
    Fact ComprehensiveIncomeNetOfTax
    Frame CY2014
    Label Comprehensive Income (Loss), Net of Tax, Attributable to Parent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 79,759,000
  17. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit.
    Fact EffectiveIncomeTaxRateReconciliationTaxCreditsResearch
    Frame CY2014
    Label Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.01
  18. Description The aggregate cost of goods produced and sold and services rendered during the reporting period.
    Fact CostOfRevenue
    Frame CY2014
    Label Cost of Revenue
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 212,578,000
  19. Description Amount of increase (decrease) from the effect of exchange rate changes on cash and cash equivalent balances held in foreign currencies.
    Fact EffectOfExchangeRateOnCashAndCashEquivalents
    Frame CY2014
    Label Effect of Exchange Rate on Cash and Cash Equivalents
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,091,000
  20. Description Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity.
    Fact LicensesRevenue
    Frame CY2014
    Label Licenses Revenue (Deprecated 2018-01-31)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 71,583,000
  21. Description Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.
    Fact ExcessTaxBenefitFromShareBasedCompensationOperatingActivities
    Frame CY2014
    Label Excess Tax Benefit from Share-based Compensation, Operating Activities
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,562,000
  22. Description Amount of unrecognized tax benefits.
    Fact UnrecognizedTaxBenefits
    Label Unrecognized Tax Benefits
    Taxonomy us-gaap
    Unit USD
    Val 4,455,000
  23. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax contingencies. Includes, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies.
    Fact EffectiveIncomeTaxRateReconciliationTaxContingencies
    Frame CY2014
    Label Effective Income Tax Rate Reconciliation, Tax Contingency, Percent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit pure
    Val -0.00
  24. Description Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.
    Fact OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax
    Frame CY2014
    Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -2,241,000
  25. Description Repayment received or receivable for expenses incurred on behalf of a client or customer, other than those reimbursements received by landlords from tenants.
    Fact ReimbursementRevenue
    Frame CY2014
    Label Reimbursement Revenue (Deprecated 2018-01-31)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 18,900,000
  26. Description Amount before tax of foreign currency transaction unrealized gain (loss) recognized in the income statement.
    Fact ForeignCurrencyTransactionGainLossUnrealized
    Frame CY2014
    Label Foreign Currency Transaction Gain (Loss), Unrealized
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 624,000
  27. Description Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredFederalIncomeTaxExpenseBenefit
    Frame CY2014
    Label Deferred Federal Income Tax Expense (Benefit)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,490,000
  28. Description Amount of deferred income tax expense (benefit) and income tax credits.
    Fact DeferredIncomeTaxesAndTaxCredits
    Frame CY2014
    Label Deferred Income Taxes and Tax Credits
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,705,000
  29. Description Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.
    Fact ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
    Frame CY2014
    Label Excess Tax Benefit from Share-based Compensation, Financing Activities
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,562,000
  30. Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
    Frame CY2014
    Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 127,998,000
  31. Description The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.
    Fact PaymentsToAcquireBusinessesNetOfCashAcquired
    Frame CY2014
    Label Payments to Acquire Businesses, Net of Cash Acquired
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,773,000
  32. Description Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.
    Fact CurrentIncomeTaxExpenseBenefit
    Frame CY2014
    Label Current Income Tax Expense (Benefit)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 47,703,000
  33. Description Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.
    Fact AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
    Frame CY2014
    Label APIC, Share-based Payment Arrangement, Increase for Cost Recognition
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,671,000
  34. Description Costs incurred and are directly related to generating license revenue. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark.
    Fact LicenseCosts
    Frame CY2014
    Label License Costs (Deprecated 2018-01-31)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,110,000
  35. Description Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.
    Fact NetCashProvidedByUsedInInvestingActivitiesContinuingOperations
    Frame CY2014
    Label Net Cash Provided by (Used in) Investing Activities, Continuing Operations
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -12,667,000
  36. Description Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.
    Fact GainLossOnSaleOfPropertyPlantEquipment
    Frame CY2014
    Label Gain (Loss) on Disposition of Property Plant Equipment
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,000
  37. Description Percentage of domestic federal statutory tax rate applicable to pretax income (loss).
    Fact EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
    Frame CY2014
    Label Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.35
  38. Description The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact GeneralAndAdministrativeExpense
    Frame CY2014
    Label General and Administrative Expense
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 44,455,000
  39. Description Amount of expense (reversal of expense) for expected credit loss on accounts receivable.
    Fact ProvisionForDoubtfulAccounts
    Frame CY2014
    Label Accounts Receivable, Credit Loss Expense (Reversal)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,800,000
  40. Description Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.
    Fact ForeignCurrencyTransactionGainLossBeforeTax
    Frame CY2014
    Label Foreign Currency Transaction Gain (Loss), before Tax
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -400,000
  41. Description The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.
    Fact IncomeTaxesPaid
    Frame CY2014
    Label Income Taxes Paid
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 38,674,000
  42. Description Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.
    Fact SalesRevenueServicesNet
    Frame CY2014
    Label Sales Revenue, Services, Net (Deprecated 2018-01-31)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 376,023,000
  43. Description Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact CurrentFederalTaxExpenseBenefit
    Frame CY2014
    Label Current Federal Tax Expense (Benefit)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 37,076,000
  44. Description Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.
    Fact UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions
    Frame CY2014
    Label Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 508,000
  45. Description Total costs related to services rendered by an entity during the reporting period.
    Fact CostOfServices
    Frame CY2014
    Label Cost of Services (Deprecated 2018-01-31)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 169,140,000
  46. Description Value of stock issued as a result of the exercise of stock options.
    Fact StockIssuedDuringPeriodValueStockOptionsExercised
    Frame CY2014
    Label Stock Issued During Period, Value, Stock Options Exercised
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,571,000
  47. Description Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes.
    Fact CashAndCashEquivalentsPeriodIncreaseDecrease
    Frame CY2014
    Label Cash and Cash Equivalents, Period Increase (Decrease)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -8,667,000
  48. Description Total costs of sales and operating expenses for the period.
    Fact CostsAndExpenses
    Frame CY2014
    Label Costs and Expenses
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 364,980,000
  49. Description Amount of increase (decrease) in deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.
    Fact IncreaseDecreaseInDeferredRevenue
    Frame CY2014
    Label Increase (Decrease) in Deferred Revenue
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,477,000
  50. Description Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
    Fact LeaseAndRentalExpense
    Frame CY2014
    Label Operating Leases, Rent Expense
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,300,000
  51. Description Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.
    Fact CashAndCashEquivalentsAtCarryingValue
    Label Cash and Cash Equivalents, at Carrying Value
    Taxonomy us-gaap
    Unit USD
    Val 115,708,000
  52. Description Amount of cash inflow (outflow) of financing activities, excluding discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.
    Fact NetCashProvidedByUsedInFinancingActivitiesContinuingOperations
    Frame CY2014
    Label Net Cash Provided by (Used in) Financing Activities, Continuing Operations
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -89,071,000
  53. Description Amount of noncash expense for share-based payment arrangement.
    Fact ShareBasedCompensation
    Frame CY2014
    Label Share-based Payment Arrangement, Noncash Expense
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,671,000
  54. Description Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.
    Fact StockRepurchasedDuringPeriodValue
    Frame CY2014
    Label Stock Repurchased During Period, Value
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 99,204,000
  55. Description Revenue derived from maintenance services provided under contracts or arrangements with clients. For example, it may include the maintenance of software, plant and equipment, and facilities.
    Fact MaintenanceRevenue
    Frame CY2014
    Label Maintenance Revenue (Deprecated 2018-01-31)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 115,965,000
  56. Description The aggregate total amount of expenses directly related to the marketing or selling of products or services.
    Fact SellingAndMarketingExpense
    Frame CY2014
    Label Selling and Marketing Expense
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 52,617,000
  57. Description Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact CurrentForeignTaxExpenseBenefit
    Frame CY2014
    Label Current Foreign Tax Expense (Benefit)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,034,000
  58. Description Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.
    Fact WeightedAverageNumberOfSharesOutstandingBasic
    Frame CY2014
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2014-01-01
    Taxonomy us-gaap
    Unit shares
    Val 74,995,000
  59. Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.
    Fact ResearchAndDevelopmentExpense
    Frame CY2014
    Label Research and Development Expense
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 48,953,000
  60. Description The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.
    Fact PaymentsToAcquireShortTermInvestments
    Frame CY2014
    Label Payments to Acquire Short-term Investments
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 14,644,000
  61. Description The net result for the period of deducting operating expenses from operating revenues.
    Fact OperatingIncomeLoss
    Frame CY2014
    Label Operating Income (Loss)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 127,124,000
  62. Description The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
    Fact EarningsPerShareBasic
    Frame CY2014
    Label Earnings Per Share, Basic
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 1.09
  63. Description Amount of deferred tax expense from write-off of the deferred tax asset related to deductible stock options at exercise.
    Fact DeferredTaxExpenseFromStockOptionsExercised
    Frame CY2014
    Label Deferred Tax Expense from Stock Options Exercised
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,100,000
  64. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Frame CY2014
    Label Net Income (Loss) Attributable to Parent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 82,000,000
  65. Description Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.
    Fact UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
    Frame CY2014
    Label Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 481,000
  66. Description Amount of noncash expense for award of restricted stock or unit under share-based payment arrangement.
    Fact RestrictedStockExpense
    Frame CY2014
    Label Restricted Stock or Unit Expense
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,700,000
  67. Description The cash outflow to reacquire common stock during the period.
    Fact PaymentsForRepurchaseOfCommonStock
    Frame CY2014
    Label Payments for Repurchase of Common Stock
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 99,204,000
  68. Description The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.
    Fact WeightedAverageNumberOfDilutedSharesOutstanding
    Frame CY2014
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2014-01-01
    Taxonomy us-gaap
    Unit shares
    Val 75,841,000
  69. Description Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.
    Fact IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
    Frame CY2014
    Label Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
    Start 2014-01-01
    Taxonomy us-gaap
    Unit shares
    Val 846,000
  70. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.
    Fact EffectiveIncomeTaxRateReconciliationOtherAdjustments
    Frame CY2014
    Label Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.00
  71. Description Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.
    Fact StockholdersEquity
    Label Stockholders' Equity Attributable to Parent
    Taxonomy us-gaap
    Unit USD
    Val 182,023,000
  72. Description The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.
    Fact DepreciationAndAmortization
    Frame CY2014
    Label Depreciation, Depletion and Amortization, Nonproduction
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,377,000
  73. Description Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.
    Fact NetCashProvidedByUsedInOperatingActivitiesContinuingOperations
    Frame CY2014
    Label Net Cash Provided by (Used in) Operating Activities, Continuing Operations
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 94,162,000
  74. Description Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredStateAndLocalIncomeTaxExpenseBenefit
    Frame CY2014
    Label Deferred State and Local Income Tax Expense (Benefit)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val -375,000
  75. Description Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact EffectiveIncomeTaxRateContinuingOperations
    Frame CY2014
    Label Effective Income Tax Rate Reconciliation, Percent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.36
  76. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.
    Fact EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance
    Frame CY2014
    Label Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit pure
    Val -0.00
  77. Description Amount of increase (decrease) in additional paid in capital (APIC) resulting from a tax benefit (deficiency) associated with an share-based compensation plan other than an employee stock ownership plan (ESOP).
    Fact AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet
    Frame CY2014
    Label Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,640,000
  78. Description Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.
    Fact SalesRevenueNet
    Frame CY2014
    Label Revenue, Net (Deprecated 2018-01-31)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 492,104,000
  79. Description Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredForeignIncomeTaxExpenseBenefit
    Frame CY2014
    Label Deferred Foreign Income Tax Expense (Benefit)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 160,000
  80. Description The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.
    Fact IncreaseDecreaseInAccruedIncomeTaxesPayable
    Frame CY2014
    Label Increase (Decrease) in Income Taxes Payable
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 338,000
  81. Description Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact CurrentStateAndLocalTaxExpenseBenefit
    Frame CY2014
    Label Current State and Local Tax Expense (Benefit)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,593,000
  82. Description Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).
    Fact EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes
    Frame CY2014
    Label Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
    Start 2014-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.03
  83. Description The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.
    Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign
    Frame CY2014
    Label Income (Loss) from Continuing Operations before Income Taxes, Foreign
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,550,000
  84. Description Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.
    Fact UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
    Frame CY2014
    Label Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 658,000
  85. Description Amount of increase (decrease) in operating assets classified as other.
    Fact IncreaseDecreaseInOtherOperatingAssets
    Frame CY2014
    Label Increase (Decrease) in Other Operating Assets
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,198,000
  86. Description Revenue from providing technology services. The services may include training, installation, engineering or consulting. Consulting services often include implementation support, software design or development, or the customization or modification of the licensed software.
    Fact TechnologyServicesRevenue
    Frame CY2014
    Label Technology Services Revenue (Deprecated 2018-01-31)
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 260,058,000
  87. Description Amount of cash inflow from exercise of option under share-based payment arrangement.
    Fact ProceedsFromStockOptionsExercised
    Frame CY2014
    Label Proceeds from Stock Options Exercised
    Start 2014-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,571,000

Facts up to 2014-05-15

Description The maximum number of common shares permitted to be issued by an entity's charter and bylaws.
Fact CommonStockSharesAuthorized
Label Common Stock, Shares Authorized
Taxonomy us-gaap
Unit shares
Val 100,000,000

Facts up to 2013-12-31

  1. Description Amount of unrecognized tax benefits.
    Fact UnrecognizedTaxBenefits
    Frame CY2013Q4I
    Label Unrecognized Tax Benefits
    Taxonomy us-gaap
    Unit USD
    Val 5,122,000
  2. Description Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.
    Fact CashAndCashEquivalentsAtCarryingValue
    Frame CY2013Q4I
    Label Cash and Cash Equivalents, at Carrying Value
    Taxonomy us-gaap
    Unit USD
    Val 124,375,000
  3. Description Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.
    Fact StockholdersEquity
    Frame CY2013Q4I
    Label Stockholders' Equity Attributable to Parent
    Taxonomy us-gaap
    Unit USD
    Val 181,586,000
  4. Description Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.
    Fact DefinedContributionPlanEmployerMatchingContributionPercent
    Frame CY2013
    Label Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay
    Start 2013-01-01
    Taxonomy us-gaap
    Unit pure
    Val 0.5
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