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U.S. Securities and Exchange Commission's Electronic Data Gathering, Analysis, and Retrieval system Sec8 Aug 2012 U.S. Securities and Exchange Commission's Electronic Data Gathering, Analysis, and Retrieval system, United States

Text

Entity

entityName BGC Group, Inc.
Cik 1094831
Form 8-K
Filed 2012-08-08
Fp Q1
Fy 2012
Accn 0001193125-12-344428

Facts up to 2012-03-31

  1. Description The cash inflow from the additional capital contribution to the entity.
    Fact ProceedsFromIssuanceOfCommonStock
    Label Proceeds from Issuance of Common Stock
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 11,672,000
  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 2012-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.06
  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 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,202,000
  4. Description Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.
    Fact AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
    Frame CY2012Q1I
    Label Accounts Payable and Accrued Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 248,270,000
  5. 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 CY2012Q1I
    Label Goodwill
    Taxonomy us-gaap
    Unit USD
    Val 142,179,000
  6. Description The amount of expense during the period for floor brokerage fees paid to other broker-dealers to execute trades on their behalf, stock exchange fees, order flow fees, and clearance fees.
    Fact FloorBrokerageExchangeAndClearanceFees
    Label Floor Brokerage, Exchange and Clearance Fees
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,680,000
  7. Description Amount of investment in marketable security.
    Fact MarketableSecurities
    Frame CY2012Q1I
    Label Marketable Securities
    Taxonomy us-gaap
    Unit USD
    Val 291,000
  8. Description Portion of the carrying amount as of the balance sheet date of obligations due all related parties that is payable after one year or beyond the normal operating cycle if longer.
    Fact DueToRelatedPartiesNoncurrent
    Frame CY2012Q1I
    Label Due to Related Parties, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 150,000,000
  9. Description Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.
    Fact MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
    Frame CY2012Q1
    Label Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 29,841,000
  10. Description Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.
    Fact AdditionalPaidInCapitalCommonStock
    Frame CY2012Q1I
    Label Additional Paid in Capital, Common Stock
    Taxonomy us-gaap
    Unit USD
    Val 515,127,000
  11. Description The cash outflow to acquire an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among myriad other features and characteristics.
    Fact PaymentsToAcquireNotesReceivable
    Label Payments to Acquire Notes Receivable
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 22,000,000
  12. Description The amount of expense incurred in the period for communication, which is the exchange of information by several methods.
    Fact Communication
    Label Communication
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 21,958,000
  13. Description Amount of amortization expense attributable to debt discount (premium) and debt issuance costs.
    Fact AmortizationOfFinancingCostsAndDiscounts
    Label Amortization of Debt Issuance Costs and Discounts
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,082,000
  14. Description Amount of cash inflow (outflow) from financing activities, including 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 NetCashProvidedByUsedInFinancingActivities
    Label Net Cash Provided by (Used in) Financing Activities
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,063,000
  15. Description Amount of cash inflow (outflow) for debt classified as other.
    Fact ProceedsFromRepaymentsOfOtherDebt
    Frame CY2012Q1
    Label Proceeds from (Repayments of) Other Debt
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,348,000
  16. Description Amount of Net Income (Loss) attributable to noncontrolling interest.
    Fact NetIncomeLossAttributableToNoncontrollingInterest
    Label Net Income (Loss) Attributable to Noncontrolling Interest
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,521,000
  17. Description The cash inflow associated with the sale of equity securities classified as available-for-sale securities.
    Fact ProceedsFromSaleOfAvailableForSaleSecuritiesEquity
    Label Proceeds from Sale of Available-for-sale Securities, Equity
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 906,000
  18. Description This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.
    Fact OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease
    Frame CY2012Q1
    Label Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,761,000
  19. Description Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example, cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities).
    Fact OtherOperatingActivitiesCashFlowStatement
    Label Other Operating Activities, Cash Flow Statement
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 225,000
  20. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersBasic
    Label Net Income (Loss) Available to Common Stockholders, Basic
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,189,000
  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 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,650,000
  22. Description The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.
    Fact ProfitLoss
    Label Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 11,710,000
  23. Description The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings.
    Fact FinancialInstrumentsOwnedAtFairValue
    Frame CY2012Q1I
    Label Financial Instruments, Owned, at Fair Value
    Taxonomy us-gaap
    Unit USD
    Val 38,235,000
  24. 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 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,619,000
  25. Description Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.
    Fact StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
    Frame CY2012Q1I
    Label Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
    Taxonomy us-gaap
    Unit USD
    Val 423,126,000
  26. Description Amount of increase in noncontrolling interest from a business combination.
    Fact NoncontrollingInterestIncreaseFromBusinessCombination
    Frame CY2012Q1
    Label Noncontrolling Interest, Increase from Business Combination
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -629,000
  27. 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 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,465,000
  28. Description Aggregate dividends declared during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareDeclared
    Label Common Stock, Dividends, Per Share, Declared
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.17
  29. Description This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy.
    Fact StockholdersEquityOther
    Frame CY2012Q1
    Label Stockholders' Equity, Other
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 168,000
  30. Description The increase (decrease) during the reporting period in other obligations or expenses incurred but not yet paid.
    Fact IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities
    Label Increase (Decrease) in Other Accounts Payable and Accrued Liabilities
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,854,000
  31. Description Amount of assets classified as other.
    Fact OtherAssets
    Frame CY2012Q1I
    Label Other Assets
    Taxonomy us-gaap
    Unit USD
    Val 92,531,000
  32. Description The increase (decrease) during the reporting period in the total amount due to the entity related to activities and operations with other broker dealers, and clearing organizations, including deposits.
    Fact IncreaseDecreaseInBrokerageReceivables
    Label Increase (Decrease) in Receivables from Brokers-Dealers and Clearing Organizations
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 11,131,000
  33. Description The increase (decrease) during the reporting period in receivables to be collected from an entity that is controlling, under the control of, or within the same control group as the reporting entity by means of direct or indirect ownership.
    Fact IncreaseDecreaseDueFromAffiliates
    Label Increase (Decrease) Due from Affiliates
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 786,000
  34. Description Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.
    Fact AssetImpairmentCharges
    Label Asset Impairment Charges
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 773,000
  35. Description Amount of commission revenue from buying and selling securities on behalf of customers.
    Fact BrokerageCommissionsRevenue
    Label Brokerage Commissions Revenue
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 272,488,000
  36. Description Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.
    Fact InterestPaid
    Label Interest Paid, Including Capitalized Interest, Operating and Investing Activities
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,359,000
  37. Description Carrying amount as of the balance sheet date of obligations due all related parties.
    Fact DueToRelatedPartiesCurrentAndNoncurrent
    Frame CY2012Q1I
    Label Due to Related Parties
    Taxonomy us-gaap
    Unit USD
    Val 32,488,000
  38. Description Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax.
    Fact OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease
    Frame CY2012Q1
    Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (Deprecated 2012-01-31)
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,720,000
  39. Description A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.
    Fact ProfessionalFees
    Label Professional Fees
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 19,319,000
  40. Description Aggregate dividends paid during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareCashPaid
    Label Common Stock, Dividends, Per Share, Cash Paid
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.17
  41. Description The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.
    Fact PaymentsToAcquireBusinessesNetOfCashAcquired
    Label Payments to Acquire Businesses, Net of Cash Acquired
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,500,000
  42. Description Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).
    Fact DividendsCommonStock
    Frame CY2012Q1
    Label Dividends, Common Stock
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 23,585,000
  43. Description Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.
    Fact AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
    Frame CY2012Q1
    Label APIC, Share-based Payment Arrangement, Increase for Cost Recognition
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,508,000
  44. Description Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.
    Fact LiabilitiesAndStockholdersEquity
    Frame CY2012Q1I
    Label Liabilities and Equity
    Taxonomy us-gaap
    Unit USD
    Val 1,852,847,000
  45. Description The cumulative amount of the reporting entity's undistributed earnings or deficit.
    Fact RetainedEarningsAccumulatedDeficit
    Frame CY2012Q1I
    Label Retained Earnings (Accumulated Deficit)
    Taxonomy us-gaap
    Unit USD
    Val -96,122,000
  46. Description The increase (decrease) during the reporting period in the total amount due the entity arising from securities borrowed transactions.
    Fact IncreaseDecreaseInSecuritiesBorrowed
    Label Increase (Decrease) in Securities Borrowed
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 17,362,000
  47. Description The increase (decrease) during the period in accrued salaries.
    Fact IncreaseDecreaseInAccruedSalaries
    Label Increase (Decrease) in Accrued Salaries
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -9,424,000
  48. Description Amount of revenue and income classified as other.
    Fact OtherIncome
    Label Other Income
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,029,000
  49. Description This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.
    Fact EquityMethodInvestments
    Frame CY2012Q1I
    Label Equity Method Investments
    Taxonomy us-gaap
    Unit USD
    Val 34,283,000
  50. Description Payroll costs incurred (including equity-based compensation) that are directly related to services rendered by an entity during the reporting period.
    Fact CostOfServicesDirectLabor
    Label Cost of Services, Direct Labor (Deprecated 2018-01-31)
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 246,869,000
  51. Description Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.
    Fact NotesReceivableNet
    Frame CY2012Q1I
    Label Financing Receivable, after Allowance for Credit Loss
    Taxonomy us-gaap
    Unit USD
    Val 25,492,000
  52. Description Additions made to capitalized computer software costs during the period.
    Fact CapitalizedComputerSoftwareAdditions
    Frame CY2012Q1
    Label Capitalized Computer Software, Additions
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -4,018,000
  53. Description Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.
    Fact ShortTermBorrowings
    Frame CY2012Q1I
    Label Short-term Debt
    Taxonomy us-gaap
    Unit USD
    Val 60,000,000
  54. Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.
    Fact ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
    Label Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,471,000
  55. Description Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.
    Fact PaymentsOfDividendsCommonStock
    Label Payments of Ordinary Dividends, Common Stock
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 23,585,000
  56. Description The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer.
    Fact ProceedsFromRepaymentsOfShortTermDebt
    Frame CY2012Q1
    Label Proceeds from (Repayments of) Short-term Debt
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 46,400,000
  57. Description The increase (decrease) during the reporting period in the obligations due for goods and services provided by the following types of related parties: a parent company and its subsidiaries, subsidiaries of a common parent, an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entities' management, an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.
    Fact IncreaseDecreaseInAccountsPayableRelatedParties
    Label Increase (Decrease) in Accounts Payable, Related Parties
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,812,000
  58. 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 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -171,000
  59. Description Value of shares of stock issued during the period as part of a transaction to acquire assets that do not qualify as a business combination.
    Fact StockIssuedDuringPeriodValuePurchaseOfAssets
    Frame CY2012Q1
    Label Stock Issued During Period, Value, Purchase of Assets
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,055,000
  60. Description Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.
    Fact OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
    Label OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 41,000
  61. Description Amount of cash inflow (outflow) from investing activities, including 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 NetCashProvidedByUsedInInvestingActivities
    Label Net Cash Provided by (Used in) Investing Activities
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -50,926,000
  62. 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 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -59,187,000
  63. Description For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.
    Fact DueFromAffiliates
    Frame CY2012Q1I
    Label Due from Affiliates
    Taxonomy us-gaap
    Unit USD
    Val 6,829,000
  64. Description Amount of the cost of borrowed funds accounted for as interest expense.
    Fact InterestExpense
    Label Interest Expense
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,558,000
  65. Description Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.
    Fact OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease
    Frame CY2012Q1
    Label Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax (Deprecated 2012-01-31)
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 41,000
  66. 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 310,526,000
  67. Description Amount of noncash expense for share-based payment arrangement.
    Fact ShareBasedCompensation
    Label Share-based Payment Arrangement, Noncash Expense
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 29,128,000
  68. Description Carrying amount of equity interests owned by noncontrolling shareholders, partners, or other equity holders in one or more of the entities consolidated into the reporting entity's financial statements other than joint ventures, limited partnerships, operating partnerships or interests held by preferred unit holders.
    Fact OtherMinorityInterests
    Frame CY2012Q1I
    Label Other Noncontrolling Interests
    Taxonomy us-gaap
    Unit USD
    Val 95,194,000
  69. Description Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests.
    Fact OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
    Label Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -3,852,000
  70. Description Total change in each class of partners' capital accounts during the year due to redemptions and adjustments to redemption value. All partners include general, limited and preferred partners.
    Fact PartnersCapitalAccountRedemptions
    Label Partners' Capital Account, Redemptions
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -6,183,000
  71. Description Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.
    Fact TreasuryStockValueAcquiredCostMethod
    Frame CY2012Q1
    Label Treasury Stock, Value, Acquired, Cost Method
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 337,000
  72. 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 2012-01-01
    Taxonomy us-gaap
    Unit shares
    Val 136,124,000
  73. Description Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.
    Fact OperatingExpenses
    Label Operating Expenses
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 376,049,000
  74. Description The aggregate amount to be paid by the entity upon redemption of the security that is classified as temporary equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer.
    Fact TemporaryEquityRedemptionValue
    Label Temporary Equity, Redemption Value (Deprecated 2014-01-31)
    Taxonomy us-gaap
    Unit USD
    Val 82,079,000
  75. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersDiluted
    Label Net Income (Loss) Available to Common Stockholders, Diluted
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,790,000
  76. Description Amount, after the effects of master netting arrangements, of securities borrowed from entities in exchange for collateral. Includes assets not subject to a master netting arrangement and not elected to be offset.
    Fact SecuritiesBorrowed
    Frame CY2012Q1I
    Label Securities Borrowed
    Taxonomy us-gaap
    Unit USD
    Val 17,362,000
  77. Description Amount due from customers for fees and charges arising from transactions related to the entity's brokerage activities and operations.
    Fact ReceivablesFromCustomers
    Frame CY2012Q1I
    Label Receivables from Customers
    Taxonomy us-gaap
    Unit USD
    Val 233,087,000
  78. Description Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.
    Fact Liabilities
    Frame CY2012Q1I
    Label Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 1,347,642,000
  79. 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 CY2012Q1I
    Label Assets
    Taxonomy us-gaap
    Unit USD
    Val 1,852,847,000
  80. Description Amount of cash subject to withdrawal restrictions, restricted deposits held as compensating balances, and cash and securities segregated in compliance with regulations (such as cash deposited in a special reserve account for the exclusive benefit of customers).
    Fact CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
    Frame CY2012Q1I
    Label Cash and Securities Segregated under Federal and Other Regulations
    Taxonomy us-gaap
    Unit USD
    Val 3,372,000
  81. 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 2012-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.06
  82. 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 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,189,000
  83. Description Amount of expense classified as other.
    Fact OtherExpenses
    Label Other Expenses
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,491,000
  84. Description The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.
    Fact TreasuryStockValue
    Frame CY2012Q1I
    Label Treasury Stock, Value
    Taxonomy us-gaap
    Unit USD
    Val 110,090,000
  85. Description The cash outflow to reacquire common stock during the period.
    Fact PaymentsForRepurchaseOfCommonStock
    Label Payments for Repurchase of Common Stock
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 337,000
  86. Description The increase (decrease) during the reporting period in the aggregate value of financial instruments used in operating activities, including trading securities, risk management instruments, and other short-term trading instruments.
    Fact IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities
    Label Increase (Decrease) in Financial Instruments Used in Operating Activities
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 21,776,000
  87. 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.
    Fact EmployeeRelatedLiabilitiesCurrentAndNoncurrent
    Frame CY2012Q1I
    Label Employee-related Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 138,536,000
  88. 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 2012-01-01
    Taxonomy us-gaap
    Unit shares
    Val 264,170,000
  89. Description Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.
    Fact InterestIncomeOperating
    Label Interest Income, Operating
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,195,000
  90. Description Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.
    Fact RevenueFromRelatedParties
    Label Revenue from Related Parties
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,547,000
  91. 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 CY2012Q1I
    Label Stockholders' Equity Attributable to Parent
    Taxonomy us-gaap
    Unit USD
    Val 327,932,000
  92. Description Amount of increase (decrease) in receivables classified as other.
    Fact IncreaseDecreaseInOtherReceivables
    Frame CY2012Q1
    Label Increase (Decrease) in Other Receivables
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 442,000
  93. Description Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.
    Fact NetCashProvidedByUsedInOperatingActivities
    Label Net Cash Provided by (Used in) Operating Activities
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -11,789,000
  94. Description Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.
    Fact StockIssuedDuringPeriodValueNewIssues
    Frame CY2012Q1
    Label Stock Issued During Period, Value, New Issues
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 19,113,000
  95. 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 CY2012Q1I
    Label Accumulated Other Comprehensive Income (Loss), Net of Tax
    Taxonomy us-gaap
    Unit USD
    Val -2,322,000
  96. Description Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).
    Fact Revenues
    Label Revenues
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 394,961,000
  97. Description Amount of income (loss) for proportionate share of equity method investee's income (loss).
    Fact IncomeLossFromEquityMethodInvestments
    Label Income (Loss) from Equity Method Investments
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val -2,456,000
  98. Description Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.
    Fact OccupancyNet
    Label Occupancy, Net
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 36,229,000
  99. Description The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.
    Fact DepreciationDepletionAndAmortization
    Label Depreciation, Depletion and Amortization
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,515,000
  100. Description The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.
    Fact PaymentsToAcquireEquityMethodInvestments
    Label Payments to Acquire Equity Method Investments
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 16,402,000
  101. Description Amount of increase (decrease) in operating assets classified as other.
    Fact IncreaseDecreaseInOtherOperatingAssets
    Label Increase (Decrease) in Other Operating Assets
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,658,000
  102. 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
    Label Technology Services Revenue (Deprecated 2018-01-31)
    Start 2012-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,449,000
  103. Description Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.
    Fact IntangibleAssetsNetExcludingGoodwill
    Frame CY2012Q1I
    Label Intangible Assets, Net (Excluding Goodwill)
    Taxonomy us-gaap
    Unit USD
    Val 16,299,000

Facts up to 2011-12-31

  1. Description The cash inflow from the additional capital contribution to the entity.
    Fact ProceedsFromIssuanceOfCommonStock
    Label Proceeds from Issuance of Common Stock
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,632,000
  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 2011-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.17
  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 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,999,000
  4. Description Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.
    Fact AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
    Label Accounts Payable and Accrued Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 250,552,000
  5. Description The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.
    Fact ProceedsFromConvertibleDebt
    Label Proceeds from Convertible Debt
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 155,620,000
  6. 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 141,142,000
  7. Description The amount of expense during the period for floor brokerage fees paid to other broker-dealers to execute trades on their behalf, stock exchange fees, order flow fees, and clearance fees.
    Fact FloorBrokerageExchangeAndClearanceFees
    Label Floor Brokerage, Exchange and Clearance Fees
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 25,877,000
  8. Description Amount of investment in marketable security.
    Fact MarketableSecurities
    Label Marketable Securities
    Taxonomy us-gaap
    Unit USD
    Val 1,238,000
  9. Description Portion of the carrying amount as of the balance sheet date of obligations due all related parties that is payable after one year or beyond the normal operating cycle if longer.
    Fact DueToRelatedPartiesNoncurrent
    Label Due to Related Parties, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 150,000,000
  10. Description Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.
    Fact MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
    Label Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 69,816,000
  11. Description Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.
    Fact AdditionalPaidInCapitalCommonStock
    Label Additional Paid in Capital, Common Stock
    Taxonomy us-gaap
    Unit USD
    Val 489,369,000
  12. Description The amount of expense incurred in the period for communication, which is the exchange of information by several methods.
    Fact Communication
    Label Communication
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 86,392,000
  13. Description Amount of amortization expense attributable to debt discount (premium) and debt issuance costs.
    Fact AmortizationOfFinancingCostsAndDiscounts
    Label Amortization of Debt Issuance Costs and Discounts
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,808,000
  14. Description Amount of cash inflow (outflow) from financing activities, including 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 NetCashProvidedByUsedInFinancingActivities
    Label Net Cash Provided by (Used in) Financing Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,621,000
  15. Description Amount of cash inflow (outflow) for debt classified as other.
    Fact ProceedsFromRepaymentsOfOtherDebt
    Frame CY2011
    Label Proceeds from (Repayments of) Other Debt
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,153,000
  16. Description Amount of Net Income (Loss) attributable to noncontrolling interest.
    Fact NetIncomeLossAttributableToNoncontrollingInterest
    Label Net Income (Loss) Attributable to Noncontrolling Interest
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 18,223,000
  17. Description Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredIncomeTaxExpenseBenefit
    Label Deferred Income Tax Expense (Benefit)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,963,000
  18. Description This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.
    Fact OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease
    Frame CY2011
    Label Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,308,000
  19. Description Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example, cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities).
    Fact OtherOperatingActivitiesCashFlowStatement
    Label Other Operating Activities, Cash Flow Statement
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 96,000
  20. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersBasic
    Label Net Income (Loss) Available to Common Stockholders, Basic
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,137,000
  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 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 27,190,000
  22. Description The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.
    Fact ProfitLoss
    Label Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 38,360,000
  23. Description The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings.
    Fact FinancialInstrumentsOwnedAtFairValue
    Label Financial Instruments, Owned, at Fair Value
    Taxonomy us-gaap
    Unit USD
    Val 16,282,000
  24. 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 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 17,362,000
  25. Description Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.
    Fact StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
    Label Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
    Taxonomy us-gaap
    Unit USD
    Val 414,698,000
  26. Description Amount of increase in noncontrolling interest from a business combination.
    Fact NoncontrollingInterestIncreaseFromBusinessCombination
    Label Noncontrolling Interest, Increase from Business Combination
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 14,384,000
  27. 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 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,290,000
  28. Description Aggregate dividends declared during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareDeclared
    Label Common Stock, Dividends, Per Share, Declared
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.65
  29. Description This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy.
    Fact StockholdersEquityOther
    Label Stockholders' Equity, Other
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,436,000
  30. Description The increase (decrease) during the reporting period in other obligations or expenses incurred but not yet paid.
    Fact IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities
    Label Increase (Decrease) in Other Accounts Payable and Accrued Liabilities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -15,438,000
  31. Description Amount of assets classified as other.
    Fact OtherAssets
    Label Other Assets
    Taxonomy us-gaap
    Unit USD
    Val 87,655,000
  32. Description The increase (decrease) during the reporting period in the total amount due to the entity related to activities and operations with other broker dealers, and clearing organizations, including deposits.
    Fact IncreaseDecreaseInBrokerageReceivables
    Label Increase (Decrease) in Receivables from Brokers-Dealers and Clearing Organizations
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,928,000
  33. Description The increase (decrease) during the reporting period in receivables to be collected from an entity that is controlling, under the control of, or within the same control group as the reporting entity by means of direct or indirect ownership.
    Fact IncreaseDecreaseDueFromAffiliates
    Label Increase (Decrease) Due from Affiliates
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,447,000
  34. 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 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,357,000
  35. Description Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.
    Fact AssetImpairmentCharges
    Label Asset Impairment Charges
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 785,000
  36. Description Amount of commission revenue from buying and selling securities on behalf of customers.
    Fact BrokerageCommissionsRevenue
    Label Brokerage Commissions Revenue
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 996,263,000
  37. Description Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.
    Fact InterestPaid
    Label Interest Paid, Including Capitalized Interest, Operating and Investing Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,520,000
  38. Description Carrying amount as of the balance sheet date of obligations due all related parties.
    Fact DueToRelatedPartiesCurrentAndNoncurrent
    Label Due to Related Parties
    Taxonomy us-gaap
    Unit USD
    Val 19,667,000
  39. Description Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax.
    Fact OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease
    Frame CY2011
    Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (Deprecated 2012-01-31)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -3,979,000
  40. Description A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.
    Fact ProfessionalFees
    Label Professional Fees
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 67,746,000
  41. Description Aggregate dividends paid during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareCashPaid
    Label Common Stock, Dividends, Per Share, Cash Paid
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.65
  42. Description The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.
    Fact PaymentsToAcquireBusinessesNetOfCashAcquired
    Label Payments to Acquire Businesses, Net of Cash Acquired
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 46,703,000
  43. Description Amount of cash outflow for the payment of debt classified as other.
    Fact RepaymentsOfOtherDebt
    Label Repayments of Other Debt
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,835,000
  44. Description Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).
    Fact DividendsCommonStock
    Label Dividends, Common Stock
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 77,244,000
  45. 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 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,721,000
  46. 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 1,405,185,000
  47. Description The amount of other than temporary impairment (OTTI) losses on equity securities, OTTI related to credit losses on debt securities, and OTTI losses on debt securities when the entity intends to sell the securities or it is more likely than not that the entity will be required to sell the securities before recovery of its amortized cost basis. Additionally, this item includes OTTI losses recognized during the period on investments accounted for under the cost method of accounting.
    Fact OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet
    Frame CY2011
    Label Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,047,000
  48. 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 -80,726,000
  49. Description The increase (decrease) during the period in accrued salaries.
    Fact IncreaseDecreaseInAccruedSalaries
    Label Increase (Decrease) in Accrued Salaries
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -82,972,000
  50. Description Amount of revenue and income classified as other.
    Fact OtherIncome
    Label Other Income
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,396,000
  51. Description This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.
    Fact EquityMethodInvestments
    Label Equity Method Investments
    Taxonomy us-gaap
    Unit USD
    Val 20,367,000
  52. Description Payroll costs incurred (including equity-based compensation) that are directly related to services rendered by an entity during the reporting period.
    Fact CostOfServicesDirectLabor
    Label Cost of Services, Direct Labor (Deprecated 2018-01-31)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 897,875,000
  53. Description Value of equity interests (such as common shares, preferred shares, or partnership interest) issued or issuable to acquire the entity.
    Fact BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned
    Label Business Acquisition, Equity Interest Issued or Issuable, Value Assigned
    Taxonomy us-gaap
    Unit USD
    Val -2,000,000
  54. Description Additions made to capitalized computer software costs during the period.
    Fact CapitalizedComputerSoftwareAdditions
    Frame CY2011
    Label Capitalized Computer Software, Additions
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -15,940,000
  55. Description Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.
    Fact ShortTermBorrowings
    Label Short-term Debt
    Taxonomy us-gaap
    Unit USD
    Val 13,600,000
  56. Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.
    Fact ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
    Label Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 35,052,000
  57. Description Adjustment to additional paid in capital resulting from the recognition of convertible debt instruments as two separate components - a debt component and an equity component. This bifurcation may result in a basis difference associated with the liability component that represents a temporary difference for purposes of applying accounting for income taxes. The initial recognition of deferred taxes for the tax effect of that temporary difference is as an adjustment to additional paid in capital.
    Fact AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt
    Label Adjustments to Additional Paid in Capital, Equity Component of Convertible Debt
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 16,053,000
  58. Description Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.
    Fact PaymentsOfDividendsCommonStock
    Label Payments of Ordinary Dividends, Common Stock
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 77,244,000
  59. Description The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer.
    Fact ProceedsFromRepaymentsOfShortTermDebt
    Frame CY2011
    Label Proceeds from (Repayments of) Short-term Debt
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,600,000
  60. Description The increase (decrease) during the reporting period in the obligations due for goods and services provided by the following types of related parties: a parent company and its subsidiaries, subsidiaries of a common parent, an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entities' management, an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.
    Fact IncreaseDecreaseInAccountsPayableRelatedParties
    Label Increase (Decrease) in Accounts Payable, Related Parties
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,405,000
  61. 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 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 16,682,000
  62. Description Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.
    Fact OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
    Label OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 671,000
  63. Description Amount of cash inflow (outflow) from investing activities, including 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 NetCashProvidedByUsedInInvestingActivities
    Label Net Cash Provided by (Used in) Investing Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -92,646,000
  64. 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 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,609,000
  65. Description For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.
    Fact DueFromAffiliates
    Label Due from Affiliates
    Taxonomy us-gaap
    Unit USD
    Val 5,754,000
  66. Description Amount of the cost of borrowed funds accounted for as interest expense.
    Fact InterestExpense
    Label Interest Expense
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 24,606,000
  67. Description Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.
    Fact OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease
    Frame CY2011
    Label Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax (Deprecated 2012-01-31)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 671,000
  68. 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 369,713,000
  69. Description Amount of noncash expense for share-based payment arrangement.
    Fact ShareBasedCompensation
    Label Share-based Payment Arrangement, Noncash Expense
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 125,099,000
  70. Description The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method.
    Fact RecognitionOfDeferredRevenue
    Label Recognition of Deferred Revenue
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,583,000
  71. Description Carrying amount of equity interests owned by noncontrolling shareholders, partners, or other equity holders in one or more of the entities consolidated into the reporting entity's financial statements other than joint ventures, limited partnerships, operating partnerships or interests held by preferred unit holders.
    Fact OtherMinorityInterests
    Frame CY2011Q4I
    Label Other Noncontrolling Interests
    Taxonomy us-gaap
    Unit USD
    Val 98,044,000
  72. Description Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests.
    Fact OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
    Label Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -17,690,000
  73. Description Number of shares that have been repurchased during the period and are being held in treasury.
    Fact TreasuryStockSharesAcquired
    Frame CY2011
    Label Treasury Stock, Shares, Acquired
    Start 2011-01-01
    Taxonomy us-gaap
    Unit shares
    Val 60,929
  74. Description Total change in each class of partners' capital accounts during the year due to redemptions and adjustments to redemption value. All partners include general, limited and preferred partners.
    Fact PartnersCapitalAccountRedemptions
    Label Partners' Capital Account, Redemptions
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,841,000
  75. Description Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.
    Fact TreasuryStockValueAcquiredCostMethod
    Label Treasury Stock, Value, Acquired, Cost Method
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 392,000
  76. 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 2011-01-01
    Taxonomy us-gaap
    Unit shares
    Val 116,132,000
  77. Description Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.
    Fact OperatingExpenses
    Label Operating Expenses
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,410,326,000
  78. Description The aggregate amount to be paid by the entity upon redemption of the security that is classified as temporary equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer.
    Fact TemporaryEquityRedemptionValue
    Label Temporary Equity, Redemption Value (Deprecated 2014-01-31)
    Taxonomy us-gaap
    Unit USD
    Val 86,269,000
  79. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersDiluted
    Label Net Income (Loss) Available to Common Stockholders, Diluted
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,137,000
  80. Description Amount due from customers for fees and charges arising from transactions related to the entity's brokerage activities and operations.
    Fact ReceivablesFromCustomers
    Label Receivables from Customers
    Taxonomy us-gaap
    Unit USD
    Val 222,293,000
  81. Description Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.
    Fact Liabilities
    Label Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 904,218,000
  82. 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 1,405,185,000
  83. Description Amount of cash subject to withdrawal restrictions, restricted deposits held as compensating balances, and cash and securities segregated in compliance with regulations (such as cash deposited in a special reserve account for the exclusive benefit of customers).
    Fact CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
    Label Cash and Securities Segregated under Federal and Other Regulations
    Taxonomy us-gaap
    Unit USD
    Val 2,968,000
  84. 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 2011-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.17
  85. 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 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,137,000
  86. Description Amount of expense classified as other.
    Fact OtherExpenses
    Label Other Expenses
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 69,584,000
  87. Description The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.
    Fact TreasuryStockValue
    Label Treasury Stock, Value
    Taxonomy us-gaap
    Unit USD
    Val 109,870,000
  88. Description The cash outflow to reacquire common stock during the period.
    Fact PaymentsForRepurchaseOfCommonStock
    Label Payments for Repurchase of Common Stock
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 392,000
  89. Description The increase (decrease) during the reporting period in the aggregate value of financial instruments used in operating activities, including trading securities, risk management instruments, and other short-term trading instruments.
    Fact IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities
    Label Increase (Decrease) in Financial Instruments Used in Operating Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,695,000
  90. 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.
    Fact EmployeeRelatedLiabilitiesCurrentAndNoncurrent
    Label Employee-related Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 143,800,000
  91. 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 2011-01-01
    Taxonomy us-gaap
    Unit shares
    Val 116,514,000
  92. Description Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.
    Fact InterestIncomeOperating
    Label Interest Income, Operating
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,441,000
  93. Description Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.
    Fact RevenueFromRelatedParties
    Label Revenue from Related Parties
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 62,227,000
  94. 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 316,654,000
  95. Description Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.
    Fact NetCashProvidedByUsedInOperatingActivities
    Label Net Cash Provided by (Used in) Operating Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 85,344,000
  96. Description Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.
    Fact StockIssuedDuringPeriodValueNewIssues
    Label Stock Issued During Period, Value, New Issues
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 26,765,000
  97. 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 -3,752,000
  98. Description Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).
    Fact Revenues
    Label Revenues
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,464,685,000
  99. Description Amount of income (loss) for proportionate share of equity method investee's income (loss).
    Fact IncomeLossFromEquityMethodInvestments
    Label Income (Loss) from Equity Method Investments
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -6,605,000
  100. Description Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.
    Fact OccupancyNet
    Label Occupancy, Net
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 129,087,000
  101. Description The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.
    Fact DepreciationDepletionAndAmortization
    Label Depreciation, Depletion and Amortization
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 49,281,000
  102. Description The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.
    Fact PaymentsToAcquireEquityMethodInvestments
    Label Payments to Acquire Equity Method Investments
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,749,000
  103. Description Amount of increase (decrease) in operating assets classified as other.
    Fact IncreaseDecreaseInOtherOperatingAssets
    Label Increase (Decrease) in Other Operating Assets
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 10,413,000
  104. 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
    Label Technology Services Revenue (Deprecated 2018-01-31)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,190,000
  105. Description Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.
    Fact IntangibleAssetsNetExcludingGoodwill
    Label Intangible Assets, Net (Excluding Goodwill)
    Taxonomy us-gaap
    Unit USD
    Val 16,994,000
  106. Description Amount of cash inflow from exercise of option under share-based payment arrangement.
    Fact ProceedsFromStockOptionsExercised
    Label Proceeds from Stock Options Exercised
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,812,000

Facts up to 2011-03-31

  1. Description The cash inflow from the additional capital contribution to the entity.
    Fact ProceedsFromIssuanceOfCommonStock
    Frame CY2011Q1
    Label Proceeds from Issuance of Common Stock
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 10,361,000
  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 CY2011Q1
    Label Earnings Per Share, Diluted
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.09
  3. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Frame CY2011Q1
    Label Income Tax Expense (Benefit)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,401,000
  4. Description The amount of expense during the period for floor brokerage fees paid to other broker-dealers to execute trades on their behalf, stock exchange fees, order flow fees, and clearance fees.
    Fact FloorBrokerageExchangeAndClearanceFees
    Frame CY2011Q1
    Label Floor Brokerage, Exchange and Clearance Fees
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,095,000
  5. Description The amount of expense incurred in the period for communication, which is the exchange of information by several methods.
    Fact Communication
    Frame CY2011Q1
    Label Communication
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 21,330,000
  6. Description Amount of cash inflow (outflow) from financing activities, including 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 NetCashProvidedByUsedInFinancingActivities
    Frame CY2011Q1
    Label Net Cash Provided by (Used in) Financing Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -19,174,000
  7. Description Amount of cash inflow (outflow) for debt classified as other.
    Fact ProceedsFromRepaymentsOfOtherDebt
    Frame CY2011Q1
    Label Proceeds from (Repayments of) Other Debt
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -3,698,000
  8. Description Amount of Net Income (Loss) attributable to noncontrolling interest.
    Fact NetIncomeLossAttributableToNoncontrollingInterest
    Frame CY2011Q1
    Label Net Income (Loss) Attributable to Noncontrolling Interest
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,472,000
  9. Description Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredIncomeTaxExpenseBenefit
    Frame CY2011Q1
    Label Deferred Income Tax Expense (Benefit)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -689,000
  10. Description This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.
    Fact OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease
    Frame CY2011Q1
    Label Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,056,000
  11. Description Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example, cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities).
    Fact OtherOperatingActivitiesCashFlowStatement
    Frame CY2011Q1
    Label Other Operating Activities, Cash Flow Statement
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 393,000
  12. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersBasic
    Frame CY2011Q1
    Label Net Income (Loss) Available to Common Stockholders, Basic
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,666,000
  13. 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 CY2011Q1
    Label Payments to Acquire Property, Plant, and Equipment
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,637,000
  14. Description The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.
    Fact ProfitLoss
    Frame CY2011Q1
    Label Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 17,138,000
  15. 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 CY2011Q1
    Label Comprehensive Income (Loss), Net of Tax, Attributable to Parent
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,423,000
  16. 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 CY2011Q1
    Label Effect of Exchange Rate on Cash and Cash Equivalents
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 6,462,000
  17. Description Aggregate dividends declared during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareDeclared
    Frame CY2011Q1
    Label Common Stock, Dividends, Per Share, Declared
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.14
  18. Description The increase (decrease) during the reporting period in other obligations or expenses incurred but not yet paid.
    Fact IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities
    Frame CY2011Q1
    Label Increase (Decrease) in Other Accounts Payable and Accrued Liabilities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 16,763,000
  19. Description The increase (decrease) during the reporting period in the total amount due to the entity related to activities and operations with other broker dealers, and clearing organizations, including deposits.
    Fact IncreaseDecreaseInBrokerageReceivables
    Frame CY2011Q1
    Label Increase (Decrease) in Receivables from Brokers-Dealers and Clearing Organizations
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 39,620,000
  20. Description The increase (decrease) during the reporting period in receivables to be collected from an entity that is controlling, under the control of, or within the same control group as the reporting entity by means of direct or indirect ownership.
    Fact IncreaseDecreaseDueFromAffiliates
    Frame CY2011Q1
    Label Increase (Decrease) Due from Affiliates
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 901,000
  21. 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 CY2011Q1
    Label Excess Tax Benefit from Share-based Compensation, Financing Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,315,000
  22. Description Amount of commission revenue from buying and selling securities on behalf of customers.
    Fact BrokerageCommissionsRevenue
    Frame CY2011Q1
    Label Brokerage Commissions Revenue
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 244,714,000
  23. Description Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.
    Fact InterestPaid
    Frame CY2011Q1
    Label Interest Paid, Including Capitalized Interest, Operating and Investing Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,114,000
  24. Description Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax.
    Fact OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease
    Frame CY2011Q1
    Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (Deprecated 2012-01-31)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,359,000
  25. Description A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.
    Fact ProfessionalFees
    Frame CY2011Q1
    Label Professional Fees
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,341,000
  26. Description "The increase (decrease) during the reporting period in the liability Securities Sold, Not yet Purchased. Proprietary securities transactions entered into by the broker-dealer for trading or investment purposes are included in ""Securities Owned and Securities Sold, Not Yet Purchased."" Although proprietary trading is frequently thought of as purchasing securities for sale to others, trading securities for the broker-dealer's own account sometimes leads to a liability for the fair value of securities sold but not yet purchased, that is, sold short. The broker-dealer is then obliged to purchase the securities at a future date at the then-current market price."
    Fact IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased
    Frame CY2011Q1
    Label Increase (Decrease) in Financial Instruments Sold, Not yet Purchased
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 61,000
  27. Description Aggregate dividends paid during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareCashPaid
    Frame CY2011Q1
    Label Common Stock, Dividends, Per Share, Cash Paid
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.14
  28. Description The increase (decrease) during the reporting period in the total amount due the entity arising from securities borrowed transactions.
    Fact IncreaseDecreaseInSecuritiesBorrowed
    Frame CY2011Q1
    Label Increase (Decrease) in Securities Borrowed
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 51,452,000
  29. Description The increase (decrease) during the period in accrued salaries.
    Fact IncreaseDecreaseInAccruedSalaries
    Frame CY2011Q1
    Label Increase (Decrease) in Accrued Salaries
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 418,000
  30. Description Amount of revenue and income classified as other.
    Fact OtherIncome
    Frame CY2011Q1
    Label Other Income
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 311,000
  31. Description Payroll costs incurred (including equity-based compensation) that are directly related to services rendered by an entity during the reporting period.
    Fact CostOfServicesDirectLabor
    Frame CY2011Q1
    Label Cost of Services, Direct Labor (Deprecated 2018-01-31)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 208,969,000
  32. Description Additions made to capitalized computer software costs during the period.
    Fact CapitalizedComputerSoftwareAdditions
    Frame CY2011Q1
    Label Capitalized Computer Software, Additions
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -3,335,000
  33. Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.
    Fact ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
    Frame CY2011Q1
    Label Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 18,194,000
  34. Description Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.
    Fact PaymentsOfDividendsCommonStock
    Frame CY2011Q1
    Label Payments of Ordinary Dividends, Common Stock
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,771,000
  35. Description The increase (decrease) during the reporting period in the obligations due for goods and services provided by the following types of related parties: a parent company and its subsidiaries, subsidiaries of a common parent, an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entities' management, an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.
    Fact IncreaseDecreaseInAccountsPayableRelatedParties
    Frame CY2011Q1
    Label Increase (Decrease) in Accounts Payable, Related Parties
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -6,088,000
  36. Description The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.
    Fact IncomeTaxesPaid
    Frame CY2011Q1
    Label Income Taxes Paid
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,806,000
  37. Description Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.
    Fact OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
    Frame CY2011Q1
    Label OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,303,000
  38. Description Amount of cash inflow (outflow) from investing activities, including 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 NetCashProvidedByUsedInInvestingActivities
    Frame CY2011Q1
    Label Net Cash Provided by (Used in) Investing Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -11,773,000
  39. 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 CY2011Q1
    Label Cash and Cash Equivalents, Period Increase (Decrease)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 36,435,000
  40. Description Amount of the cost of borrowed funds accounted for as interest expense.
    Fact InterestExpense
    Frame CY2011Q1
    Label Interest Expense
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,395,000
  41. 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 CY2011Q1I
    Label Cash and Cash Equivalents, at Carrying Value
    Taxonomy us-gaap
    Unit USD
    Val 400,539,000
  42. Description Amount of noncash expense for share-based payment arrangement.
    Fact ShareBasedCompensation
    Frame CY2011Q1
    Label Share-based Payment Arrangement, Noncash Expense
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 14,816,000
  43. Description The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method.
    Fact RecognitionOfDeferredRevenue
    Frame CY2011Q1
    Label Recognition of Deferred Revenue
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 632,000
  44. Description Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests.
    Fact OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
    Frame CY2011Q1
    Label Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -8,771,000
  45. Description Total change in each class of partners' capital accounts during the year due to redemptions and adjustments to redemption value. All partners include general, limited and preferred partners.
    Fact PartnersCapitalAccountRedemptions
    Frame CY2011Q1
    Label Partners' Capital Account, Redemptions
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -310,000
  46. 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 CY2011Q1
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2011-01-01
    Taxonomy us-gaap
    Unit shares
    Val 97,326,000
  47. Description Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.
    Fact OperatingExpenses
    Frame CY2011Q1
    Label Operating Expenses
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 340,484,000
  48. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersDiluted
    Frame CY2011Q1
    Label Net Income (Loss) Available to Common Stockholders, Diluted
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,834,000
  49. 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 CY2011Q1
    Label Earnings Per Share, Basic
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.09
  50. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Frame CY2011Q1
    Label Net Income (Loss) Attributable to Parent
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,666,000
  51. Description Amount of expense classified as other.
    Fact OtherExpenses
    Frame CY2011Q1
    Label Other Expenses
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 25,081,000
  52. Description The cash outflow to reacquire common stock during the period.
    Fact PaymentsForRepurchaseOfCommonStock
    Frame CY2011Q1
    Label Payments for Repurchase of Common Stock
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 55,000
  53. Description The increase (decrease) during the reporting period in the aggregate value of financial instruments used in operating activities, including trading securities, risk management instruments, and other short-term trading instruments.
    Fact IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities
    Frame CY2011Q1
    Label Increase (Decrease) in Financial Instruments Used in Operating Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -206,000
  54. 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 CY2011Q1
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2011-01-01
    Taxonomy us-gaap
    Unit shares
    Val 237,065,000
  55. Description Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.
    Fact InterestIncomeOperating
    Frame CY2011Q1
    Label Interest Income, Operating
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,406,000
  56. Description Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.
    Fact RevenueFromRelatedParties
    Frame CY2011Q1
    Label Revenue from Related Parties
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,435,000
  57. Description Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.
    Fact NetCashProvidedByUsedInOperatingActivities
    Frame CY2011Q1
    Label Net Cash Provided by (Used in) Operating Activities
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 60,920,000
  58. Description Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).
    Fact Revenues
    Frame CY2011Q1
    Label Revenues
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 365,023,000
  59. Description Amount of income (loss) for proportionate share of equity method investee's income (loss).
    Fact IncomeLossFromEquityMethodInvestments
    Frame CY2011Q1
    Label Income (Loss) from Equity Method Investments
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,661,000
  60. Description Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.
    Fact OccupancyNet
    Frame CY2011Q1
    Label Occupancy, Net
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 29,286,000
  61. Description The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.
    Fact DepreciationDepletionAndAmortization
    Frame CY2011Q1
    Label Depreciation, Depletion and Amortization
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,144,000
  62. Description The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.
    Fact PaymentsToAcquireEquityMethodInvestments
    Frame CY2011Q1
    Label Payments to Acquire Equity Method Investments
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 534,000
  63. Description Amount of increase (decrease) in operating assets classified as other.
    Fact IncreaseDecreaseInOtherOperatingAssets
    Frame CY2011Q1
    Label Increase (Decrease) in Other Operating Assets
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,737,000
  64. 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 CY2011Q1
    Label Technology Services Revenue (Deprecated 2018-01-31)
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 2,133,000
  65. Description Amount of cash inflow from exercise of option under share-based payment arrangement.
    Fact ProceedsFromStockOptionsExercised
    Frame CY2011Q1
    Label Proceeds from Stock Options Exercised
    Start 2011-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,134,000

Facts up to 2010-12-31

  1. Description The cash inflow from the additional capital contribution to the entity.
    Fact ProceedsFromIssuanceOfCommonStock
    Label Proceeds from Issuance of Common Stock
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,160,000
  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 2010-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.24
  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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 11,543,000
  4. Description Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.
    Fact AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
    Frame CY2010Q4I
    Label Accounts Payable and Accrued Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 260,737,000
  5. 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 82,853,000
  6. Description The amount of expense during the period for floor brokerage fees paid to other broker-dealers to execute trades on their behalf, stock exchange fees, order flow fees, and clearance fees.
    Fact FloorBrokerageExchangeAndClearanceFees
    Label Floor Brokerage, Exchange and Clearance Fees
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,055,000
  7. Description Amount of investment in marketable security.
    Fact MarketableSecurities
    Frame CY2010Q4I
    Label Marketable Securities
    Taxonomy us-gaap
    Unit USD
    Val 4,600,000
  8. Description Portion of the carrying amount as of the balance sheet date of obligations due all related parties that is payable after one year or beyond the normal operating cycle if longer.
    Fact DueToRelatedPartiesNoncurrent
    Frame CY2010Q4I
    Label Due to Related Parties, Noncurrent
    Taxonomy us-gaap
    Unit USD
    Val 150,000,000
  9. Description Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.
    Fact MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
    Label Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 45,192,000
  10. Description Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.
    Fact AdditionalPaidInCapitalCommonStock
    Frame CY2010Q4I
    Label Additional Paid in Capital, Common Stock
    Taxonomy us-gaap
    Unit USD
    Val 366,827,000
  11. Description The amount of expense incurred in the period for communication, which is the exchange of information by several methods.
    Fact Communication
    Label Communication
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 78,249,000
  12. Description Amount of cash inflow (outflow) from financing activities, including 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 NetCashProvidedByUsedInFinancingActivities
    Label Net Cash Provided by (Used in) Financing Activities
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -99,736,000
  13. Description Amount of cash inflow (outflow) for debt classified as other.
    Fact ProceedsFromRepaymentsOfOtherDebt
    Frame CY2010
    Label Proceeds from (Repayments of) Other Debt
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 21,672,000
  14. Description Amount of Net Income (Loss) attributable to noncontrolling interest.
    Fact NetIncomeLossAttributableToNoncontrollingInterest
    Label Net Income (Loss) Attributable to Noncontrolling Interest
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 24,210,000
  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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -2,932,000
  16. Description This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.
    Fact OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease
    Frame CY2010
    Label Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,486,000
  17. Description Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example, cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities).
    Fact OtherOperatingActivitiesCashFlowStatement
    Label Other Operating Activities, Cash Flow Statement
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 546,000
  18. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersBasic
    Label Net Income (Loss) Available to Common Stockholders, Basic
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 21,162,000
  19. 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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 29,106,000
  20. Description The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.
    Fact ProfitLoss
    Label Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 45,372,000
  21. Description The aggregate fair value as of the balance sheet date of financial instruments and other positions owned by the entity including: (1) mortgages, mortgage-backed and asset backed securities; (2) US government and agency obligations; (3) state and municipal government obligations; (4) other sovereign government debt; (5) corporate obligations; (6) corporate equities; (7) principal investments; (8) derivative contracts; and (9) physical commodities. Includes both pledged and unpledged holdings.
    Fact FinancialInstrumentsOwnedAtFairValue
    Frame CY2010Q4I
    Label Financial Instruments, Owned, at Fair Value
    Taxonomy us-gaap
    Unit USD
    Val 11,096,000
  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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,221,000
  23. Description Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.
    Fact StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
    Label Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
    Taxonomy us-gaap
    Unit USD
    Val 331,856,000
  24. 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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -3,188,000
  25. Description Aggregate dividends declared during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareDeclared
    Label Common Stock, Dividends, Per Share, Declared
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.48
  26. Description This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy.
    Fact StockholdersEquityOther
    Label Stockholders' Equity, Other
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -2,735,000
  27. Description The increase (decrease) during the reporting period in other obligations or expenses incurred but not yet paid.
    Fact IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities
    Label Increase (Decrease) in Other Accounts Payable and Accrued Liabilities
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 10,449,000
  28. Description Amount of assets classified as other.
    Fact OtherAssets
    Frame CY2010Q4I
    Label Other Assets
    Taxonomy us-gaap
    Unit USD
    Val 68,705,000
  29. Description The increase (decrease) during the reporting period in the total amount due to the entity related to activities and operations with other broker dealers, and clearing organizations, including deposits.
    Fact IncreaseDecreaseInBrokerageReceivables
    Label Increase (Decrease) in Receivables from Brokers-Dealers and Clearing Organizations
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 22,195,000
  30. Description The increase (decrease) during the reporting period in receivables to be collected from an entity that is controlling, under the control of, or within the same control group as the reporting entity by means of direct or indirect ownership.
    Fact IncreaseDecreaseDueFromAffiliates
    Label Increase (Decrease) Due from Affiliates
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -7,959,000
  31. Description Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.
    Fact AssetImpairmentCharges
    Label Asset Impairment Charges
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 294,000
  32. Description Amount of commission revenue from buying and selling securities on behalf of customers.
    Fact BrokerageCommissionsRevenue
    Label Brokerage Commissions Revenue
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 851,089,000
  33. Description Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.
    Fact InterestPaid
    Label Interest Paid, Including Capitalized Interest, Operating and Investing Activities
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,363,000
  34. Description Carrying amount as of the balance sheet date of obligations due all related parties.
    Fact DueToRelatedPartiesCurrentAndNoncurrent
    Frame CY2010Q4I
    Label Due to Related Parties
    Taxonomy us-gaap
    Unit USD
    Val 10,262,000
  35. Description Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax.
    Fact OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease
    Frame CY2010
    Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (Deprecated 2012-01-31)
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -1,149,000
  36. Description Amount of cash outflow for purchase of marketable security.
    Fact PaymentsToAcquireMarketableSecurities
    Label Payments to Acquire Marketable Securities
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,002,000
  37. Description A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.
    Fact ProfessionalFees
    Label Professional Fees
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 45,238,000
  38. Description "The increase (decrease) during the reporting period in the liability Securities Sold, Not yet Purchased. Proprietary securities transactions entered into by the broker-dealer for trading or investment purposes are included in ""Securities Owned and Securities Sold, Not Yet Purchased."" Although proprietary trading is frequently thought of as purchasing securities for sale to others, trading securities for the broker-dealer's own account sometimes leads to a liability for the fair value of securities sold but not yet purchased, that is, sold short. The broker-dealer is then obliged to purchase the securities at a future date at the then-current market price."
    Fact IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased
    Label Increase (Decrease) in Financial Instruments Sold, Not yet Purchased
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -11,000
  39. Description Aggregate dividends paid during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareCashPaid
    Label Common Stock, Dividends, Per Share, Cash Paid
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.48
  40. Description The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.
    Fact PaymentsToAcquireBusinessesNetOfCashAcquired
    Label Payments to Acquire Businesses, Net of Cash Acquired
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 4,382,000
  41. Description Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).
    Fact DividendsCommonStock
    Label Dividends, Common Stock
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 42,606,000
  42. 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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,732,000
  43. Description Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.
    Fact LiabilitiesAndStockholdersEquity
    Frame CY2010Q4I
    Label Liabilities and Equity
    Taxonomy us-gaap
    Unit USD
    Val 1,470,314,000
  44. Description The cumulative amount of the reporting entity's undistributed earnings or deficit.
    Fact RetainedEarningsAccumulatedDeficit
    Frame CY2010Q4I
    Label Retained Earnings (Accumulated Deficit)
    Taxonomy us-gaap
    Unit USD
    Val -23,616,000
  45. Description The increase (decrease) during the period in accrued salaries.
    Fact IncreaseDecreaseInAccruedSalaries
    Label Increase (Decrease) in Accrued Salaries
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,485,000
  46. Description Amount of revenue and income classified as other.
    Fact OtherIncome
    Label Other Income
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 13,960,000
  47. Description This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.
    Fact EquityMethodInvestments
    Frame CY2010Q4I
    Label Equity Method Investments
    Taxonomy us-gaap
    Unit USD
    Val 25,107,000
  48. Description Payroll costs incurred (including equity-based compensation) that are directly related to services rendered by an entity during the reporting period.
    Fact CostOfServicesDirectLabor
    Label Cost of Services, Direct Labor (Deprecated 2018-01-31)
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 838,717,000
  49. Description Additions made to capitalized computer software costs during the period.
    Fact CapitalizedComputerSoftwareAdditions
    Frame CY2010
    Label Capitalized Computer Software, Additions
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -14,831,000
  50. Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.
    Fact ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
    Label Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 43,886,000
  51. Description Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.
    Fact PaymentsOfDividendsCommonStock
    Label Payments of Ordinary Dividends, Common Stock
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 42,606,000
  52. Description The increase (decrease) during the reporting period in the obligations due for goods and services provided by the following types of related parties: a parent company and its subsidiaries, subsidiaries of a common parent, an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entities' management, an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.
    Fact IncreaseDecreaseInAccountsPayableRelatedParties
    Label Increase (Decrease) in Accounts Payable, Related Parties
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -53,907,000
  53. 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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,873,000
  54. Description Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.
    Fact OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
    Label OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -337,000
  55. Description Value of stock issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit).
    Fact StockIssuedDuringPeriodValueConversionOfUnits
    Label Stock Issued During Period, Value, Conversion of Units
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 16,323,000
  56. Description Amount of cash inflow (outflow) from investing activities, including 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 NetCashProvidedByUsedInInvestingActivities
    Label Net Cash Provided by (Used in) Investing Activities
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -61,185,000
  57. Description The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.
    Fact ProceedsFromIssuanceOfLongTermDebt
    Frame CY2010
    Label Proceeds from Issuance of Long-term Debt
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -150,000,000
  58. 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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 463,000
  59. 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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -105,197,000
  60. Description For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.
    Fact DueFromAffiliates
    Frame CY2010Q4I
    Label Due from Affiliates
    Taxonomy us-gaap
    Unit USD
    Val 5,938,000
  61. Description Amount of the cost of borrowed funds accounted for as interest expense.
    Fact InterestExpense
    Label Interest Expense
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 14,080,000
  62. Description Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.
    Fact OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease
    Frame CY2010
    Label Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax (Deprecated 2012-01-31)
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -337,000
  63. 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 364,104,000
  64. Description Amount of noncash expense for share-based payment arrangement.
    Fact ShareBasedCompensation
    Label Share-based Payment Arrangement, Noncash Expense
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 25,705,000
  65. Description The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method.
    Fact RecognitionOfDeferredRevenue
    Label Recognition of Deferred Revenue
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,371,000
  66. Description Carrying amount of equity interests owned by noncontrolling shareholders, partners, or other equity holders in one or more of the entities consolidated into the reporting entity's financial statements other than joint ventures, limited partnerships, operating partnerships or interests held by preferred unit holders.
    Fact OtherMinorityInterests
    Frame CY2010Q4I
    Label Other Noncontrolling Interests
    Taxonomy us-gaap
    Unit USD
    Val 94,939,000
  67. Description Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests.
    Fact OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
    Label Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -23,665,000
  68. Description The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates.
    Fact ProceedsFromRelatedPartyDebt
    Label Proceeds from Related Party Debt
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 150,000,000
  69. Description Number of shares that have been repurchased during the period and are being held in treasury.
    Fact TreasuryStockSharesAcquired
    Frame CY2010
    Label Treasury Stock, Shares, Acquired
    Start 2010-01-01
    Taxonomy us-gaap
    Unit shares
    Val 3,399,015
  70. Description Total change in each class of partners' capital accounts during the year due to redemptions and adjustments to redemption value. All partners include general, limited and preferred partners.
    Fact PartnersCapitalAccountRedemptions
    Label Partners' Capital Account, Redemptions
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -23,838,000
  71. Description Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.
    Fact TreasuryStockValueAcquiredCostMethod
    Label Treasury Stock, Value, Acquired, Cost Method
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 19,871,000
  72. 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 2010-01-01
    Taxonomy us-gaap
    Unit shares
    Val 88,294,000
  73. Description Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.
    Fact OperatingExpenses
    Label Operating Expenses
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,274,197,000
  74. Description The aggregate amount to be paid by the entity upon redemption of the security that is classified as temporary equity. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer.
    Fact TemporaryEquityRedemptionValue
    Label Temporary Equity, Redemption Value (Deprecated 2014-01-31)
    Taxonomy us-gaap
    Unit USD
    Val 93,186,000
  75. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersDiluted
    Label Net Income (Loss) Available to Common Stockholders, Diluted
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 53,756,000
  76. Description Amount due from customers for fees and charges arising from transactions related to the entity's brokerage activities and operations.
    Fact ReceivablesFromCustomers
    Frame CY2010Q4I
    Label Receivables from Customers
    Taxonomy us-gaap
    Unit USD
    Val 132,885,000
  77. Description Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.
    Fact Liabilities
    Frame CY2010Q4I
    Label Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 1,045,272,000
  78. 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 CY2010Q4I
    Label Assets
    Taxonomy us-gaap
    Unit USD
    Val 1,470,314,000
  79. Description Amount of cash subject to withdrawal restrictions, restricted deposits held as compensating balances, and cash and securities segregated in compliance with regulations (such as cash deposited in a special reserve account for the exclusive benefit of customers).
    Fact CashAndSecuritiesSegregatedUnderFederalAndOtherRegulations
    Frame CY2010Q4I
    Label Cash and Securities Segregated under Federal and Other Regulations
    Taxonomy us-gaap
    Unit USD
    Val 2,398,000
  80. 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 2010-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.24
  81. 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 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 21,162,000
  82. Description Amount of expense classified as other.
    Fact OtherExpenses
    Label Other Expenses
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 59,515,000
  83. Description The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.
    Fact TreasuryStockValue
    Frame CY2010Q4I
    Label Treasury Stock, Value
    Taxonomy us-gaap
    Unit USD
    Val 109,627,000
  84. Description The cash outflow to reacquire common stock during the period.
    Fact PaymentsForRepurchaseOfCommonStock
    Label Payments for Repurchase of Common Stock
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 19,871,000
  85. Description The increase (decrease) during the reporting period in the aggregate value of financial instruments used in operating activities, including trading securities, risk management instruments, and other short-term trading instruments.
    Fact IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities
    Label Increase (Decrease) in Financial Instruments Used in Operating Activities
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,355,000
  86. 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.
    Fact EmployeeRelatedLiabilitiesCurrentAndNoncurrent
    Frame CY2010Q4I
    Label Employee-related Liabilities
    Taxonomy us-gaap
    Unit USD
    Val 155,538,000
  87. 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 2010-01-01
    Taxonomy us-gaap
    Unit shares
    Val 228,568,000
  88. Description Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.
    Fact InterestIncomeOperating
    Label Interest Income, Operating
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,308,000
  89. Description Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.
    Fact RevenueFromRelatedParties
    Label Revenue from Related Parties
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 65,996,000
  90. 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 CY2010Q4I
    Label Stockholders' Equity Attributable to Parent
    Taxonomy us-gaap
    Unit USD
    Val 236,917,000
  91. Description Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.
    Fact NetCashProvidedByUsedInOperatingActivities
    Label Net Cash Provided by (Used in) Operating Activities
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 58,912,000
  92. Description Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.
    Fact StockIssuedDuringPeriodValueNewIssues
    Label Stock Issued During Period, Value, New Issues
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,160,000
  93. 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 CY2010Q4I
    Label Accumulated Other Comprehensive Income (Loss), Net of Tax
    Taxonomy us-gaap
    Unit USD
    Val -977,000
  94. Description Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).
    Fact Revenues
    Label Revenues
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,331,112,000
  95. Description Amount of income (loss) for proportionate share of equity method investee's income (loss).
    Fact IncomeLossFromEquityMethodInvestments
    Label Income (Loss) from Equity Method Investments
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val -6,940,000
  96. Description Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.
    Fact OccupancyNet
    Label Occupancy, Net
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 113,520,000
  97. Description The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.
    Fact DepreciationDepletionAndAmortization
    Label Depreciation, Depletion and Amortization
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 50,180,000
  98. Description The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.
    Fact PaymentsToAcquireEquityMethodInvestments
    Label Payments to Acquire Equity Method Investments
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 8,874,000
  99. Description Amount of increase (decrease) in operating assets classified as other.
    Fact IncreaseDecreaseInOtherOperatingAssets
    Label Increase (Decrease) in Other Operating Assets
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,050,000
  100. 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
    Label Technology Services Revenue (Deprecated 2018-01-31)
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,804,000
  101. Description Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.
    Fact IntangibleAssetsNetExcludingGoodwill
    Frame CY2010Q4I
    Label Intangible Assets, Net (Excluding Goodwill)
    Taxonomy us-gaap
    Unit USD
    Val 13,603,000
  102. Description Amount of cash inflow from exercise of option under share-based payment arrangement.
    Fact ProceedsFromStockOptionsExercised
    Label Proceeds from Stock Options Exercised
    Start 2010-01-01
    Taxonomy us-gaap
    Unit USD
    Val 463,000

Facts up to 2009-12-31

  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 CY2009
    Label Earnings Per Share, Diluted
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.24
  2. Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
    Fact IncomeTaxExpenseBenefit
    Frame CY2009
    Label Income Tax Expense (Benefit)
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 23,675,000
  3. Description The amount of expense during the period for floor brokerage fees paid to other broker-dealers to execute trades on their behalf, stock exchange fees, order flow fees, and clearance fees.
    Fact FloorBrokerageExchangeAndClearanceFees
    Frame CY2009
    Label Floor Brokerage, Exchange and Clearance Fees
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 16,536,000
  4. Description Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.
    Fact MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
    Frame CY2009
    Label Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 32,700,000
  5. Description The amount of expense incurred in the period for communication, which is the exchange of information by several methods.
    Fact Communication
    Frame CY2009
    Label Communication
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 66,028,000
  6. Description Amount of cash inflow (outflow) from financing activities, including 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 NetCashProvidedByUsedInFinancingActivities
    Frame CY2009
    Label Net Cash Provided by (Used in) Financing Activities
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -57,270,000
  7. Description Amount of cash inflow (outflow) for debt classified as other.
    Fact ProceedsFromRepaymentsOfOtherDebt
    Frame CY2009
    Label Proceeds from (Repayments of) Other Debt
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 17,586,000
  8. Description Amount of Net Income (Loss) attributable to noncontrolling interest.
    Fact NetIncomeLossAttributableToNoncontrollingInterest
    Frame CY2009
    Label Net Income (Loss) Attributable to Noncontrolling Interest
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,788,000
  9. Description Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.
    Fact DeferredIncomeTaxExpenseBenefit
    Frame CY2009
    Label Deferred Income Tax Expense (Benefit)
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -360,000
  10. Description This element represents Other Comprehensive Income or Loss, Net of Tax, for the period. Includes deferred gains or losses on qualifying hedges, unrealized holding gains or losses on available-for-sale securities, minimum pension liability, and cumulative translation adjustment. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.
    Fact OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease
    Frame CY2009
    Label Other Comprehensive Income (Loss), Net of Tax (Deprecated 2012-01-31)
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -3,770,000
  11. Description Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example, cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities).
    Fact OtherOperatingActivitiesCashFlowStatement
    Frame CY2009
    Label Other Operating Activities, Cash Flow Statement
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -282,000
  12. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersBasic
    Frame CY2009
    Label Net Income (Loss) Available to Common Stockholders, Basic
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,025,000
  13. 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 CY2009
    Label Payments to Acquire Property, Plant, and Equipment
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 29,136,000
  14. Description The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.
    Fact ProfitLoss
    Frame CY2009
    Label Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 40,813,000
  15. 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 CY2009
    Label Comprehensive Income (Loss), Net of Tax, Attributable to Parent
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 23,931,000
  16. Description Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.
    Fact StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
    Label Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
    Taxonomy us-gaap
    Unit USD
    Val 334,078,000
  17. 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 CY2009
    Label Effect of Exchange Rate on Cash and Cash Equivalents
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,546,000
  18. Description Aggregate dividends declared during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareDeclared
    Frame CY2009
    Label Common Stock, Dividends, Per Share, Declared
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.3
  19. Description This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy.
    Fact StockholdersEquityOther
    Frame CY2009
    Label Stockholders' Equity, Other
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,000
  20. Description The increase (decrease) during the reporting period in other obligations or expenses incurred but not yet paid.
    Fact IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities
    Frame CY2009
    Label Increase (Decrease) in Other Accounts Payable and Accrued Liabilities
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 81,300,000
  21. Description The increase (decrease) during the reporting period in the total amount due to the entity related to activities and operations with other broker dealers, and clearing organizations, including deposits.
    Fact IncreaseDecreaseInBrokerageReceivables
    Frame CY2009
    Label Increase (Decrease) in Receivables from Brokers-Dealers and Clearing Organizations
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -21,314,000
  22. Description The increase (decrease) during the reporting period in receivables to be collected from an entity that is controlling, under the control of, or within the same control group as the reporting entity by means of direct or indirect ownership.
    Fact IncreaseDecreaseDueFromAffiliates
    Frame CY2009
    Label Increase (Decrease) Due from Affiliates
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -321,000
  23. Description Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.
    Fact AssetImpairmentCharges
    Frame CY2009
    Label Asset Impairment Charges
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,232,000
  24. Description Amount of commission revenue from buying and selling securities on behalf of customers.
    Fact BrokerageCommissionsRevenue
    Frame CY2009
    Label Brokerage Commissions Revenue
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 693,818,000
  25. Description Amount of cash paid for interest, including, but not limited to, capitalized interest and payment to settle zero-coupon bond attributable to accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount; classified as operating and investing activities.
    Fact InterestPaid
    Frame CY2009
    Label Interest Paid, Including Capitalized Interest, Operating and Investing Activities
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,920,000
  26. Description Adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity, net of tax.
    Fact OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPeriodIncreaseDecrease
    Frame CY2009
    Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (Deprecated 2012-01-31)
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 3,178,000
  27. Description A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.
    Fact ProfessionalFees
    Frame CY2009
    Label Professional Fees
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 34,350,000
  28. Description "The increase (decrease) during the reporting period in the liability Securities Sold, Not yet Purchased. Proprietary securities transactions entered into by the broker-dealer for trading or investment purposes are included in ""Securities Owned and Securities Sold, Not Yet Purchased."" Although proprietary trading is frequently thought of as purchasing securities for sale to others, trading securities for the broker-dealer's own account sometimes leads to a liability for the fair value of securities sold but not yet purchased, that is, sold short. The broker-dealer is then obliged to purchase the securities at a future date at the then-current market price."
    Fact IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased
    Frame CY2009
    Label Increase (Decrease) in Financial Instruments Sold, Not yet Purchased
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -310,000
  29. Description Aggregate dividends paid during the period for each share of common stock outstanding.
    Fact CommonStockDividendsPerShareCashPaid
    Frame CY2009
    Label Common Stock, Dividends, Per Share, Cash Paid
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.3
  30. Description The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.
    Fact PaymentsToAcquireBusinessesNetOfCashAcquired
    Frame CY2009
    Label Payments to Acquire Businesses, Net of Cash Acquired
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,140,000
  31. Description Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).
    Fact DividendsCommonStock
    Frame CY2009
    Label Dividends, Common Stock
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 24,171,000
  32. Description Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.
    Fact AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
    Frame CY2009
    Label APIC, Share-based Payment Arrangement, Increase for Cost Recognition
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,134,000
  33. Description The increase (decrease) during the period in accrued salaries.
    Fact IncreaseDecreaseInAccruedSalaries
    Frame CY2009
    Label Increase (Decrease) in Accrued Salaries
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 87,000
  34. Description Amount of revenue and income classified as other.
    Fact OtherIncome
    Frame CY2009
    Label Other Income
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,923,000
  35. Description Payroll costs incurred (including equity-based compensation) that are directly related to services rendered by an entity during the reporting period.
    Fact CostOfServicesDirectLabor
    Frame CY2009
    Label Cost of Services, Direct Labor (Deprecated 2018-01-31)
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 725,139,000
  36. Description Additions made to capitalized computer software costs during the period.
    Fact CapitalizedComputerSoftwareAdditions
    Frame CY2009
    Label Capitalized Computer Software, Additions
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -15,472,000
  37. Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.
    Fact ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
    Frame CY2009
    Label Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 44,583,000
  38. Description Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.
    Fact PaymentsOfDividendsCommonStock
    Frame CY2009
    Label Payments of Ordinary Dividends, Common Stock
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 24,171,000
  39. Description The increase (decrease) during the reporting period in the obligations due for goods and services provided by the following types of related parties: a parent company and its subsidiaries, subsidiaries of a common parent, an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entities' management, an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.
    Fact IncreaseDecreaseInAccountsPayableRelatedParties
    Frame CY2009
    Label Increase (Decrease) in Accounts Payable, Related Parties
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,185,000
  40. Description The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.
    Fact IncomeTaxesPaid
    Frame CY2009
    Label Income Taxes Paid
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 15,877,000
  41. Description Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.
    Fact OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
    Frame CY2009
    Label OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 592,000
  42. Description Value of stock issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit).
    Fact StockIssuedDuringPeriodValueConversionOfUnits
    Frame CY2009
    Label Stock Issued During Period, Value, Conversion of Units
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 12,200,000
  43. Description Amount of cash inflow (outflow) from investing activities, including 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 NetCashProvidedByUsedInInvestingActivities
    Frame CY2009
    Label Net Cash Provided by (Used in) Investing Activities
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -56,518,000
  44. 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 CY2009
    Label Cash and Cash Equivalents, Period Increase (Decrease)
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 264,371,000
  45. Description Amount of the cost of borrowed funds accounted for as interest expense.
    Fact InterestExpense
    Frame CY2009
    Label Interest Expense
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,920,000
  46. Description Gross appreciation or the gross loss in value of the total unsold securities. While for technical reasons this element has no balance attribute, the default assumption is a credit balance consistent with its label.
    Fact OtherComprehensiveIncomeAvailableForSaleSecuritiesAdjustmentNetOfTaxPeriodIncreaseDecrease
    Frame CY2009
    Label Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax (Deprecated 2012-01-31)
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 592,000
  47. 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 469,301,000
  48. Description Amount of noncash expense for share-based payment arrangement.
    Fact ShareBasedCompensation
    Frame CY2009
    Label Share-based Payment Arrangement, Noncash Expense
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 22,134,000
  49. Description The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method.
    Fact RecognitionOfDeferredRevenue
    Frame CY2009
    Label Recognition of Deferred Revenue
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,219,000
  50. Description Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests.
    Fact OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest
    Frame CY2009
    Label Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -20,652,000
  51. Description Number of shares that have been repurchased during the period and are being held in treasury.
    Fact TreasuryStockSharesAcquired
    Frame CY2009
    Label Treasury Stock, Shares, Acquired
    Start 2009-01-01
    Taxonomy us-gaap
    Unit shares
    Val 4,023,959
  52. Description Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.
    Fact TreasuryStockValueAcquiredCostMethod
    Frame CY2009
    Label Treasury Stock, Value, Acquired, Cost Method
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,911,000
  53. 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 CY2009
    Label Weighted Average Number of Shares Outstanding, Basic
    Start 2009-01-01
    Taxonomy us-gaap
    Unit shares
    Val 80,350,000
  54. Description Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.
    Fact OperatingExpenses
    Frame CY2009
    Label Operating Expenses
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,097,834,000
  55. Description Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.
    Fact NetIncomeLossAvailableToCommonStockholdersDiluted
    Frame CY2009
    Label Net Income (Loss) Available to Common Stockholders, Diluted
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 50,711,000
  56. 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 CY2009
    Label Earnings Per Share, Basic
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD/shares
    Val 0.25
  57. Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
    Fact NetIncomeLoss
    Frame CY2009
    Label Net Income (Loss) Attributable to Parent
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 20,025,000
  58. Description Amount of expense classified as other.
    Fact OtherExpenses
    Frame CY2009
    Label Other Expenses
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 49,797,000
  59. Description The cash outflow to reacquire common stock during the period.
    Fact PaymentsForRepurchaseOfCommonStock
    Frame CY2009
    Label Payments for Repurchase of Common Stock
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,911,000
  60. Description The increase (decrease) during the reporting period in the aggregate value of financial instruments used in operating activities, including trading securities, risk management instruments, and other short-term trading instruments.
    Fact IncreaseDecreaseInFinancialInstrumentsUsedInOperatingActivities
    Frame CY2009
    Label Increase (Decrease) in Financial Instruments Used in Operating Activities
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,362,000
  61. 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 CY2009
    Label Weighted Average Number of Shares Outstanding, Diluted
    Start 2009-01-01
    Taxonomy us-gaap
    Unit shares
    Val 211,036,000
  62. Description Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.
    Fact InterestIncomeOperating
    Frame CY2009
    Label Interest Income, Operating
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,252,000
  63. Description Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.
    Fact RevenueFromRelatedParties
    Frame CY2009
    Label Revenue from Related Parties
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 58,877,000
  64. Description Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.
    Fact NetCashProvidedByUsedInOperatingActivities
    Frame CY2009
    Label Net Cash Provided by (Used in) Operating Activities
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 374,613,000
  65. Description Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).
    Fact Revenues
    Frame CY2009
    Label Revenues
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 1,162,322,000
  66. Description Amount of income (loss) for proportionate share of equity method investee's income (loss).
    Fact IncomeLossFromEquityMethodInvestments
    Frame CY2009
    Label Income (Loss) from Equity Method Investments
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val -8,687,000
  67. Description Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.
    Fact OccupancyNet
    Frame CY2009
    Label Occupancy, Net
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 108,014,000
  68. Description The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.
    Fact DepreciationDepletionAndAmortization
    Frame CY2009
    Label Depreciation, Depletion and Amortization
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 52,974,000
  69. Description The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.
    Fact PaymentsToAcquireEquityMethodInvestments
    Frame CY2009
    Label Payments to Acquire Equity Method Investments
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 5,301,000
  70. Description Amount of increase (decrease) in operating assets classified as other.
    Fact IncreaseDecreaseInOtherOperatingAssets
    Frame CY2009
    Label Increase (Decrease) in Other Operating Assets
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 9,814,000
  71. 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 CY2009
    Label Technology Services Revenue (Deprecated 2018-01-31)
    Start 2009-01-01
    Taxonomy us-gaap
    Unit USD
    Val 7,419,000

Facts up to 2008-12-31

  1. Description Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.
    Fact StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
    Frame CY2008Q4I
    Label Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
    Taxonomy us-gaap
    Unit USD
    Val 341,202,000
  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 CY2008Q4I
    Label Cash and Cash Equivalents, at Carrying Value
    Taxonomy us-gaap
    Unit USD
    Val 204,930,000

The filing refers to a past date, and does not necessarily reflect the current state. The current state is available on the following page: BGC Group Inc., New York, United States.