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U.S. Securities and Exchange Commission's Electronic Data Gathering, Analysis, and Retrieval system Sec 27 Feb 2019 U.S. Securities and Exchange Commission's Electronic Data Gathering, Analysis, and Retrieval system, United States
Text
Entity
| entityName | Exxon Mobil Corporation |
| Cik | 34088 |
| Form | 10-K |
| Filed | 2019-02-27 |
| Fp | FY |
| Fy | 2018 |
| Accn | 0000034088-19-000010 |
Facts up to 2019-01-31
| Description | Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument. |
| Fact | EntityCommonStockSharesOutstanding |
| Frame | CY2018Q4I |
| Label | Entity Common Stock, Shares Outstanding |
| Taxonomy | dei |
| Unit | shares |
| Val | 4,234,802,431 |
Facts up to 2018-12-31
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Description The amount of capitalized exploratory well costs that is pending the determination of proved reserves. This does not include amounts that were capitalized and subsequently expensed in the same annual period. Fact CapitalizedExploratoryWellCosts Label Capitalized Exploratory Well Costs Taxonomy us-gaap Unit USD Val 4,160,000,000 -
Description Amount of tax expense (benefit) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit. Fact OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax Label Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val -193,000,000 -
Description Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date for elements of machinery or equipment held for the purpose of replacing similar parts in the course of repair or maintenance. Fact InventoryPartsAndComponentsNetOfReserves Label Inventory, Parts and Components, Net of Reserves Taxonomy us-gaap Unit USD Val 4,155,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD/shares Val 4.88 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 9,532,000,000 -
Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Fact OperatingLeasesFutureMinimumPaymentsDueThereafter Label Operating Leases, Future Minimum Payments, Due Thereafter Taxonomy us-gaap Unit USD Val 2,203,000,000 -
Description The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities. Fact IncreaseDecreaseInInventories Label Increase (Decrease) in Inventories Start 2018-01-01 Taxonomy us-gaap Unit USD Val 3,107,000,000 -
Description Weighted average interest rate of short-term debt outstanding calculated at point in time. Fact ShortTermDebtWeightedAverageInterestRate Label Short-term Debt, Weighted Average Interest Rate, at Point in Time Taxonomy us-gaap Unit pure Val 0.02 -
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 4,382,000,000 -
Description Amount after tax and reclassification adjustments of other comprehensive income (loss). Fact OtherComprehensiveIncomeLossNetOfTax Label Other Comprehensive Income (Loss), Net of Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val -3,670,000,000 -
Description Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations. Fact AccruedIncomeTaxesCurrent Label Accrued Income Taxes, Current Taxonomy us-gaap Unit USD Val 2,612,000,000 -
Description Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Fact AssetRetirementObligationsNoncurrent Label Asset Retirement Obligations, Noncurrent Taxonomy us-gaap Unit USD Val 11,185,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val -19,446,000,000 -
Description The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue Label Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Start 2018-01-01 Taxonomy us-gaap Unit USD/shares Val 77.66 -
Description Amount of Net Income (Loss) attributable to noncontrolling interest. Fact NetIncomeLossAttributableToNoncontrollingInterest Label Net Income (Loss) Attributable to Noncontrolling Interest Start 2018-01-01 Taxonomy us-gaap Unit USD Val 581,000,000 -
Description Amount of cash inflow (outflow) from (to) a noncontrolling interest. Excludes dividends paid to the noncontrolling interest. Fact ProceedsFromPaymentsToMinorityShareholders Label Proceeds from (Payments to) Noncontrolling Interests Start 2018-01-01 Taxonomy us-gaap Unit USD Val 146,000,000 -
Description Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Fact DeferredIncomeTaxExpenseBenefit Label Deferred Income Tax Expense (Benefit) Start 2018-01-01 Taxonomy us-gaap Unit USD Val -60,000,000 -
Description Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Fact UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions Label Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Start 2018-01-01 Taxonomy us-gaap Unit USD Val 240,000,000 -
Description The cash outflow from a repayment of a borrowing having initial term of repayment of more than three months but less than one year or one operating cycle (if the normal cycle is more than one year). Fact RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths Label Repayments of Short-term Debt, Maturing in More than Three Months Start 2018-01-01 Taxonomy us-gaap Unit USD Val 4,752,000,000 -
Description This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities. Fact IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions Label Income (Loss) from Equity Method Investments, Net of Dividends or Distributions Start 2018-01-01 Taxonomy us-gaap Unit USD Val 1,684,000,000 -
Description Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends. Fact TreasuryStockShares Label Treasury Stock, Shares Taxonomy us-gaap Unit shares Val 3,782,000,000 -
Description The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations. Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic Label Income (Loss) from Continuing Operations before Income Taxes, Domestic Start 2018-01-01 Taxonomy us-gaap Unit USD Val 5,200,000,000 -
Description Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days. Fact CommercialPaper Label Commercial Paper Taxonomy us-gaap Unit USD Val 12,863,000,000 -
Description Amount of allowance for credit loss on financing receivable, classified as current. Fact AllowanceForNotesAndLoansReceivableCurrent Label Financing Receivable, Allowance for Credit Loss, Current Taxonomy us-gaap Unit USD Val 339,000,000 -
Description Additions to capitalized exploratory well costs that were added during the reporting period pending the determination of proved reserves. Fact CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves Label Capitalized Exploratory Well Cost, Additions Pending Determination of Proved Reserves Start 2018-01-01 Taxonomy us-gaap Unit USD Val 564,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 19,574,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 21,421,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 17,577,000,000 -
Description Amount of tax expense classified as other. Fact TaxesOther Label Taxes, Other Start 2018-01-01 Taxonomy us-gaap Unit USD Val 32,663,000,000 -
Description Amount before tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation. Fact OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val -196,000,000 -
Description Contractually required future rental payments receivable on noncancelable subleasing arrangements. Fact OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals Label Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals Taxonomy us-gaap Unit USD Val 22,000,000 -
Description Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests. Fact PaymentsOfDividendsMinorityInterest Label Payments of Ordinary Dividends, Noncontrolling Interest Start 2018-01-01 Taxonomy us-gaap Unit USD Val 243,000,000 -
Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Fact OperatingLeasesFutureMinimumPaymentsDueInFourYears Label Operating Leases, Future Minimum Payments, Due in Four Years Taxonomy us-gaap Unit USD Val 549,000,000 -
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 198,528,000,000 -
Description Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Fact PropertyPlantAndEquipmentNet Label Property, Plant and Equipment, Net Taxonomy us-gaap Unit USD Val 247,101,000,000 -
Description Amount of increase in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point increase in assumed health care cost trend rate. Fact DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents Frame CY2018 Label Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components Start 2018-01-01 Taxonomy us-gaap Unit USD Val 74,000,000 -
Description Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Fact ValuationAllowanceDeferredTaxAssetChangeInAmount Frame CY2018 Label Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Start 2018-01-01 Taxonomy us-gaap Unit USD Val -739,000,000 -
Description Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Fact LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree Frame CY2018Q4I Label Long-Term Debt, Maturity, Year Three Taxonomy us-gaap Unit USD Val 2,571,000,000 -
Description Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. Fact DeferredTaxAssetsOther Label Deferred Tax Assets, Other Taxonomy us-gaap Unit USD Val 5,498,000,000 -
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 CY2018 Label Effect of Exchange Rate on Cash and Cash Equivalents Start 2018-01-01 Taxonomy us-gaap Unit USD Val -257,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val -280,000,000 -
Description The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. Fact IncomeTaxesPaidNet Label Income Taxes Paid, Net Start 2018-01-01 Taxonomy us-gaap Unit USD Val 9,294,000,000 -
Description Amount of unrecognized tax benefits. Fact UnrecognizedTaxBenefits Label Unrecognized Tax Benefits Taxonomy us-gaap Unit USD Val 9,174,000,000 -
Description Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. Fact PropertyPlantAndEquipmentAdditions Label Property, Plant and Equipment, Additions Start 2018-01-01 Taxonomy us-gaap Unit USD Val 20,051,000,000 -
Description The amount of estimated interest accrued as of the balance sheet date arising from income tax examinations. Fact IncomeTaxExaminationInterestAccrued Label Income Tax Examination, Interest Accrued Taxonomy us-gaap Unit USD Val 169,000,000 -
Description Amount of noncurrent assets classified as other. Fact OtherAssetsNoncurrent Label Other Assets, Noncurrent Taxonomy us-gaap Unit USD Val 10,332,000,000 -
Description Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year. Fact OperatingLeasesFutureMinimumPaymentsDue Label Operating Leases, Future Minimum Payments Due Taxonomy us-gaap Unit USD Val 6,112,000,000 -
Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Fact OperatingLeasesFutureMinimumPaymentsDueInThreeYears Label Operating Leases, Future Minimum Payments, Due in Three Years Taxonomy us-gaap Unit USD Val 765,000,000 -
Description The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod Frame CY2018 Label Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Start 2018-01-01 Taxonomy us-gaap Unit shares Val 9,347,000 -
Description Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation. Fact AssetRetirementObligationRevisionOfEstimate Label Asset Retirement Obligation, Revision of Estimate Start 2018-01-01 Taxonomy us-gaap Unit USD Val 85,000,000 -
Description Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Fact DeferredFederalIncomeTaxExpenseBenefit Label Deferred Federal Income Tax Expense (Benefit) Start 2018-01-01 Taxonomy us-gaap Unit USD Val -96,000,000 -
Description Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. Fact OtherLiabilitiesNoncurrent Label Other Liabilities, Noncurrent Taxonomy us-gaap Unit USD Val 18,094,000,000 -
Description Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Fact UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities Label Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Start 2018-01-01 Taxonomy us-gaap Unit USD Val 68,000,000 -
Description Amount of state and local current and deferred income tax expense (benefit) attributable to continuing operations. Fact StateAndLocalIncomeTaxExpenseBenefitContinuingOperations Label State and Local Income Tax Expense (Benefit), Continuing Operations Start 2018-01-01 Taxonomy us-gaap Unit USD Val 126,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 700,000,000 -
Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Start 2018-01-01 Taxonomy us-gaap Unit USD Val 30,953,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to equity in earnings (loss) of unconsolidated subsidiaries exempt from income taxes. Fact IncomeTaxReconciliationEquityInEarningsLossesOfUnconsolidatedSubsidiary Label Effective Income Tax Rate Reconciliation, Equity in Earnings (Losses) of Unconsolidated Subsidiary, Amount Start 2018-01-01 Taxonomy us-gaap Unit USD Val 1,545,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 955,000,000 -
Description Carrying amount as of the balance sheet date of solvents or substances produced by or used in a process to change the shape, form or composition of some related matter. Fact EnergyRelatedInventoryChemicals Label Energy Related Inventory, Chemicals Taxonomy us-gaap Unit USD Val 3,821,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD/shares Val 3.23 -
Description The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Fact IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate Label Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Start 2018-01-01 Taxonomy us-gaap Unit USD Val 6,500,000,000 -
Description Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. Fact AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment Label Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Taxonomy us-gaap Unit USD Val 230,089,000,000 -
Description The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value. Fact ReceivablesNetCurrent Label Receivables, Net, Current Taxonomy us-gaap Unit USD Val 24,701,000,000 -
Description Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Fact LongTermDebtCurrent Frame CY2018Q4I Label Long-term Debt, Current Maturities Taxonomy us-gaap Unit USD Val 4,070,000,000 -
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 346,196,000,000 -
Description Amount of obligations incurred classified as other, payable within one year or the normal operating cycle, if longer. Fact AccountsPayableOtherCurrent Label Accounts Payable, Other, Current Taxonomy us-gaap Unit USD Val 6,062,000,000 -
Description Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Fact AccountsReceivableNetCurrent Label Accounts Receivable, after Allowance for Credit Loss, Current Taxonomy us-gaap Unit USD Val 19,638,000,000 -
Description Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent. Fact DeferredTaxLiabilitiesNoncurrent Label Deferred Tax Liabilities, Net, Noncurrent Taxonomy us-gaap Unit USD Val 27,244,000,000 -
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 421,653,000,000 -
Description The number of projects for which exploratory well costs have been capitalized for a period of greater than one year after the completion of drilling. Fact ProjectsThatHaveExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear Label Projects that have Exploratory Well Costs that have been Capitalized for Period Greater than One Year, Number of Projects Taxonomy us-gaap Unit Projects Val 52 -
Description The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod Frame CY2018 Label Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Start 2018-01-01 Taxonomy us-gaap Unit shares Val 260,000 -
Description Amount of revenue and income classified as other. Fact OtherIncome Frame CY2018 Label Other Income Start 2018-01-01 Taxonomy us-gaap Unit USD Val 3,525,000,000 -
Description Amount of expense for capitalized exploratory well costs for which proved reserves were not found at the exploratory well. Fact CapitalizedExploratoryWellCostChargedToExpense1 Label Capitalized Exploratory Well Cost, Charged to Expense Start 2018-01-01 Taxonomy us-gaap Unit USD Val 7,000,000 -
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 26,382,000,000 -
Description Amount of increase in accumulated postretirement benefit obligation from one-percentage-point increase in assumed health care cost trend rate. Fact DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation Frame CY2018 Label Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation Start 2018-01-01 Taxonomy us-gaap Unit USD Val 776,000,000 -
Description Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Fact DeferredTaxAssetsValuationAllowance Label Deferred Tax Assets, Valuation Allowance Taxonomy us-gaap Unit USD Val 1,826,000,000 -
Description Amount of borrowings from a bank classified as other, maturing within one year or operating cycle, if longer. Fact ShortTermBankLoansAndNotesPayable Label Short-term Bank Loans and Notes Payable Taxonomy us-gaap Unit USD Val 325,000,000 -
Description Amount, after allowance for credit loss, of financing receivable, classified as current. Includes, but is not limited to, notes and loan receivable. Fact NotesAndLoansReceivableNetCurrent Label Financing Receivable, after Allowance for Credit Loss, Current Taxonomy us-gaap Unit USD Val 5,063,000,000 -
Description Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Fact EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate Label Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Start 2018-01-01 Taxonomy us-gaap Unit pure Val 0.21 -
Description Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. Fact GainLossOnDispositionOfAssets1 Label Gain (Loss) on Disposition of Assets Start 2018-01-01 Taxonomy us-gaap Unit USD Val 1,993,000,000 -
Description Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits. Fact AccountsPayableAndAccruedLiabilitiesCurrent Label Accounts Payable and Accrued Liabilities, Current Taxonomy us-gaap Unit USD Val 37,268,000,000 -
Description The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle) and amount due to the Entity from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such investments and receivables to an amount that approximates their net realizable value. Fact LongTermInvestmentsAndReceivablesNet Label Long-term Investments and Receivables, Net Taxonomy us-gaap Unit USD Val 40,790,000,000 -
Description Value, after forfeiture, of shares granted under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). Fact StockGrantedDuringPeriodValueSharebasedCompensation Label Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture Start 2018-01-01 Taxonomy us-gaap Unit USD Val 681,000,000 -
Description Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent. Fact PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent Label Liability, Defined Benefit Plan, Noncurrent Taxonomy us-gaap Unit USD Val 20,272,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 17,751,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 13,798,000,000 -
Description The amount of exploratory well costs that have been capitalized for a period of greater than one year after the completion of drilling. Fact CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear Label Capitalized Exploratory Well Costs that Have Been Capitalized for Period Greater than One Year Taxonomy us-gaap Unit USD Val 3,596,000,000 -
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 CY2018 Label Proceeds from (Repayments of) Short-term Debt Start 2018-01-01 Taxonomy us-gaap Unit USD Val -219,000,000 -
Description Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement. Fact ForeignCurrencyTransactionGainLossBeforeTax Label Foreign Currency Transaction Gain (Loss), before Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val -138,000,000 -
Description The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue Frame CY2018 Label Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Start 2018-01-01 Taxonomy us-gaap Unit USD/shares Val 81.14 -
Description Number of shares authorized for issuance under share-based payment arrangement. Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized Frame CY2018Q4I Label Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Taxonomy us-gaap Unit shares Val 220,000,000 -
Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Fact OperatingLeasesFutureMinimumPaymentsDueInTwoYears Label Operating Leases, Future Minimum Payments, Due in Two Years Taxonomy us-gaap Unit USD Val 985,000,000 -
Description Amount, before benefit payment, of receipt from prescription drug subsidy which increases benefit obligation of defined benefit postretirement plan. Fact DefinedBenefitPlanBenefitObligationPrescriptionDrugSubsidyReceipt Label Defined Benefit Plan, Benefit Obligation, Prescription Drug Subsidy Receipt Start 2018-01-01 Taxonomy us-gaap Unit USD Val 13,000,000 -
Description Amount of foreign currency translation gain (loss) which decreases (increases) asset retirement obligations. Fact AssetRetirementObligationForeignCurrencyTranslationGainLoss Label Asset Retirement Obligation, Foreign Currency Translation Gain (Loss) Start 2018-01-01 Taxonomy us-gaap Unit USD Val -481,000,000 -
Description Value of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Fact StockIssuedDuringPeriodValueTreasuryStockReissued Label Stock Issued During Period, Value, Treasury Stock Reissued Start 2018-01-01 Taxonomy us-gaap Unit USD Val 319,000,000 -
Description The amount of estimated interest recognized in the period arising from income tax examinations. Fact IncomeTaxExaminationInterestExpense Label Income Tax Examination, Interest Expense Start 2018-01-01 Taxonomy us-gaap Unit USD Val 3,000,000 -
Description Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Fact UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions Label Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Start 2018-01-01 Taxonomy us-gaap Unit USD Val 125,000,000 -
Description Amount of tax expense (benefit) allocated to other comprehensive income (loss). Fact OtherComprehensiveIncomeLossTax Label Other Comprehensive Income (Loss), Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val 470,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val -16,446,000,000 -
Description Amount of decrease in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point decrease in assumed health care cost trend rate. Fact DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1 Frame CY2018 Label Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components Start 2018-01-01 Taxonomy us-gaap Unit USD Val 56,000,000 -
Description The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. Fact ProceedsFromIssuanceOfLongTermDebt Label Proceeds from Issuance of Long-term Debt Start 2018-01-01 Taxonomy us-gaap Unit USD Val 46,000,000 -
Description Amount, after adjustment, of cost-method investment. Adjustments include, but are not limited to, dividends received in excess of earnings after date of investment that are considered a return of investment and other than temporary impairments. Fact CostMethodInvestments Label Cost Method Investments Taxonomy us-gaap Unit USD Val 210,000,000 -
Description Carrying amount as of the balance sheet date of petroleum or crude oil. Fact EnergyRelatedInventoryPetroleum Label Energy Related Inventory, Petroleum Taxonomy us-gaap Unit USD Val 4,783,000,000 -
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 CY2018 Label Cash and Cash Equivalents, Period Increase (Decrease) Start 2018-01-01 Taxonomy us-gaap Unit USD Val -135,000,000 -
Description Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Fact AccrualForTaxesOtherThanIncomeTaxesCurrent Label Accrual for Taxes Other than Income Taxes, Current Taxonomy us-gaap Unit USD Val 3,280,000,000 -
Description Total costs of sales and operating expenses for the period. Fact CostsAndExpenses Label Costs and Expenses Start 2018-01-01 Taxonomy us-gaap Unit USD Val 259,259,000,000 -
Description Amount after tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation. Fact OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val -196,000,000 -
Description Amount of the cost of borrowed funds accounted for as interest expense. Fact InterestExpense Label Interest Expense Start 2018-01-01 Taxonomy us-gaap Unit USD Val 766,000,000 -
Description Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Fact LeaseAndRentalExpense Label Operating Leases, Rent Expense Start 2018-01-01 Taxonomy us-gaap Unit USD Val 2,715,000,000 -
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 3,042,000,000 -
Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Fact DeferredTaxAssetsOperatingLossCarryforwards Label Deferred Tax Assets, Operating Loss Carryforwards Taxonomy us-gaap Unit USD Val 6,321,000,000 -
Description Amount of tax expense (benefit), after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Fact OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax Label Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val 32,000,000 -
Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Fact DeferredTaxAssetsGross Label Deferred Tax Assets, Gross Taxonomy us-gaap Unit USD Val 20,052,000,000 -
Description Number of shares that have been repurchased during the period and are being held in treasury. Fact TreasuryStockSharesAcquired Label Treasury Stock, Shares, Acquired Start 2018-01-01 Taxonomy us-gaap Unit shares Val 8,000,000 -
Description Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest). Fact MinorityInterest Label Stockholders' Equity Attributable to Noncontrolling Interest Taxonomy us-gaap Unit USD Val 6,734,000,000 -
Description Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Fact DeferredTaxLiabilitiesPropertyPlantAndEquipment Label Deferred Tax Liabilities, Property, Plant and Equipment Taxonomy us-gaap Unit USD Val 35,745,000,000 -
Description Carrying amount as of the balance sheet date of finished goods inventories for petroleum products, crude oil, petrochemical products, and other oil and gas inventories. Fact InventoryCrudeOilProductsAndMerchandise Label Energy Related Inventory, Crude Oil, Products and Merchandise Taxonomy us-gaap Unit USD Val 5,666,000,000 -
Description Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan. Fact OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax Label Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val 277,000,000 -
Description Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue Frame CY2018 Label Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Start 2018-01-01 Taxonomy us-gaap Unit USD/shares Val 85.72 -
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 2018-01-01 Taxonomy us-gaap Unit shares Val 4,270,000,000 -
Description Amount of current assets classified as other. Fact OtherAssetsCurrent Label Other Assets, Current Taxonomy us-gaap Unit USD Val 1,272,000,000 -
Description Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Fact CommonStockSharesIssued Label Common Stock, Shares, Issued Taxonomy us-gaap Unit shares Val 8,019,000,000 -
Description Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Fact StockIssuedDuringPeriodSharesTreasuryStockReissued Label Stock Issued During Period, Shares, Treasury Stock Reissued Start 2018-01-01 Taxonomy us-gaap Unit shares Val 6,000,000 -
Description Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting. Fact DeferredIncomeTaxLiabilitiesNet Label Deferred Income Tax Liabilities, Net Taxonomy us-gaap Unit USD Val 24,035,000,000 -
Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Fact OperatingLeasesFutureMinimumPaymentsDueCurrent Label Operating Leases, Future Minimum Payments Due, Next Twelve Months Taxonomy us-gaap Unit USD Val 1,156,000,000 -
Description The effect of liquidating LIFO (last in first out) inventory layers on income. Fact EffectOfLIFOInventoryLiquidationOnIncome Label Effect of LIFO Inventory Liquidation on Income Start 2018-01-01 Taxonomy us-gaap Unit USD Val 107,000,000 -
Description "Exploration expenses (including prospecting) related to oil and gas producing entities and would be included in operating expenses of that entity. Costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of containing oil and gas reserves, including costs of drilling exploratory wells and exploratory-type stratigraphic test wells. Exploration costs may be incurred both before acquiring the related property (sometimes referred to in part as prospecting costs) and after acquiring the property. Principal types of exploration costs, which include depreciation and applicable operating costs of support equipment and facilities and other costs of exploration activities, are: (i) Costs of topographical, geographical and geophysical studies, rights of access to properties to conduct those studies, and salaries and other expenses of geologists, geophysical crews, and others conducting those studies. Collectively, these are sometimes referred to as geological and geophysical or ""G&G"" costs. (ii) Costs of carrying and retaining undeveloped properties, such as delay rentals, ad valorem taxes on properties, legal costs for title defense, and the maintenance of land and lease records. (iii) Dry hole contributions and bottom hole contributions. (iv) Costs of drilling and equipping exploratory wells. (v) Costs of drilling exploratory-type stratigraphic test wells." Fact ExplorationExpense Label Exploration Expense Start 2018-01-01 Taxonomy us-gaap Unit USD Val 1,466,000,000 -
Description Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. Fact DeferredFinanceCostsNet Label Debt Issuance Costs, Net Taxonomy us-gaap Unit USD Val 42,000,000 -
Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Fact ResearchAndDevelopmentExpense Label Research and Development Expense Start 2018-01-01 Taxonomy us-gaap Unit USD Val 1,116,000,000 -
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 147,668,000,000 -
Description The amount of exploratory well costs that have been capitalized for a period of one year or less after the completion of drilling. Fact CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodOfOneYearOrLess Label Capitalized Exploratory Well Costs that Have Been Capitalized for Period of One Year or Less Taxonomy us-gaap Unit USD Val 564,000,000 -
Description Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Fact PropertyPlantAndEquipmentGross Label Property, Plant and Equipment, Gross Taxonomy us-gaap Unit USD Val 477,190,000,000 -
Description The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees. Fact GuaranteeObligationsCurrentCarryingValue Frame CY2018Q4I Label Guarantor Obligations, Current Carrying Value Taxonomy us-gaap Unit USD Val 5,838,000,000 -
Description Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Fact OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val -5,077,000,000 -
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 346,196,000,000 -
Description Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Fact LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive Frame CY2018Q4I Label Long-Term Debt, Maturity, Year Five Taxonomy us-gaap Unit USD Val 1,304,000,000 -
Description Amount, after allowance for credit loss, of accounts and financing receivables, classified as noncurrent. Includes, but is not limited to, notes and loan receivable. Fact LongTermAccountsNotesAndLoansReceivableNetNoncurrent Label Accounts and Financing Receivable, after Allowance for Credit Loss, Noncurrent Taxonomy us-gaap Unit USD Val 5,590,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD/shares Val 4.88 -
Description Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue Label Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Taxonomy us-gaap Unit USD/shares Val 86.56 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 20,840,000,000 -
Description The cash inflow associated with the proceeds from sale and collection of receivables during the period. Fact ProceedsFromSaleAndCollectionOfReceivables Label Proceeds from Sale and Collection of Receivables Start 2018-01-01 Taxonomy us-gaap Unit USD Val 986,000,000 -
Description Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Fact UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions Label Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Start 2018-01-01 Taxonomy us-gaap Unit USD Val 375,000,000 -
Description Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Fact InvestmentIncomeInterest Label Investment Income, Interest Start 2018-01-01 Taxonomy us-gaap Unit USD Val 64,000,000 -
Description Amount of interest capitalized during the period. Fact InterestCostsCapitalized Label Interest Costs Capitalized Start 2018-01-01 Taxonomy us-gaap Unit USD Val 652,000,000 -
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 225,553,000,000 -
Description Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer. Fact DebtCurrent Label Debt, Current Taxonomy us-gaap Unit USD Val 17,258,000,000 -
Description The increase (decrease) during the reporting period of the sum of amounts due within one year (or one business cycle) from customers for the credit sale of goods and services; and from note holders for outstanding loans. Fact IncreaseDecreaseInAccountsAndNotesReceivable Label Increase (Decrease) in Accounts and Notes Receivable Start 2018-01-01 Taxonomy us-gaap Unit USD Val 545,000,000 -
Description The cash outflow to reacquire common stock during the period. Fact PaymentsForRepurchaseOfCommonStock Label Payments for Repurchase of Common Stock Start 2018-01-01 Taxonomy us-gaap Unit USD Val 626,000,000 -
Description Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Fact OperatingLeasesFutureMinimumPaymentsDueInFiveYears Label Operating Leases, Future Minimum Payments, Due in Five Years Taxonomy us-gaap Unit USD Val 454,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign income tax expense (benefit). Fact IncomeTaxReconciliationForeignIncomeTaxRateDifferential Label Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Start 2018-01-01 Taxonomy us-gaap Unit USD Val 4,626,000,000 -
Description Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. Fact OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax Label Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val -280,000,000 -
Description Amount of long-term debt and lease obligation, classified as noncurrent. Fact LongTermDebtAndCapitalLeaseObligations Label Long-term Debt and Lease Obligation Taxonomy us-gaap Unit USD Val 20,538,000,000 -
Description The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. Fact SellingGeneralAndAdministrativeExpense Label Selling, General and Administrative Expense Start 2018-01-01 Taxonomy us-gaap Unit USD Val 11,480,000,000 -
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 191,794,000,000 -
Description Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability. Fact AssetRetirementObligationAccretionExpense Label Asset Retirement Obligation, Accretion Expense Start 2018-01-01 Taxonomy us-gaap Unit USD Val 681,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Fact IncomeTaxReconciliationOtherAdjustments Label Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Start 2018-01-01 Taxonomy us-gaap Unit USD Val 242,000,000 -
Description Carrying value as of the balance sheet date of obligations incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Fact AccountsPayableTradeCurrent Label Accounts Payable, Trade, Current Taxonomy us-gaap Unit USD Val 21,063,000,000 -
Description Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer. Fact LiabilitiesCurrent Label Liabilities, Current Taxonomy us-gaap Unit USD Val 57,138,000,000 -
Description The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Fact IncreaseDecreaseInAccountsPayable Label Increase (Decrease) in Accounts Payable Start 2018-01-01 Taxonomy us-gaap Unit USD Val 2,321,000,000 -
Description Amount, before tax, after reclassification adjustment, of increase (decrease) in accumulated other comprehensive income from gain (loss) of defined benefit plan. Fact DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax Label Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Reclassification Adjustment, before Tax Start 2018-01-01 Taxonomy us-gaap Unit USD Val 1,657,000,000 -
Description Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset. Fact AssetRetirementObligationLiabilitiesSettled Label Asset Retirement Obligation, Liabilities Settled Start 2018-01-01 Taxonomy us-gaap Unit USD Val 600,000,000 -
Description Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Fact LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour Frame CY2018Q4I Label Long-Term Debt, Maturity, Year Four Taxonomy us-gaap Unit USD Val 1,841,000,000 -
Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners. Fact ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest Label Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Start 2018-01-01 Taxonomy us-gaap Unit USD Val 174,000,000 -
Description Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. Fact CommonStockValue Label Common Stock, Value, Issued Taxonomy us-gaap Unit USD Val 15,258,000,000 -
Description Carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies relating to a source of usable power held for future sale or future use in manufacturing or production process. Fact EnergyRelatedInventory Label Energy Related Inventory Taxonomy us-gaap Unit USD Val 14,803,000,000 -
Description Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Fact EffectiveIncomeTaxRateContinuingOperations Label Effective Income Tax Rate Reconciliation, Percent Start 2018-01-01 Taxonomy us-gaap Unit pure Val 0.37 -
Description The excess of replacement or current cost over the stated LIFO (last in first out) inventory value when the LIFO inventory method is utilized. Fact ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue Label Excess of Replacement or Current Costs over Stated LIFO Value Taxonomy us-gaap Unit USD Val 8,200,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 36,014,000,000 -
Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from pension benefits. Fact DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions Label Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions Taxonomy us-gaap Unit USD Val 4,115,000,000 -
Description Amount of allowance for credit loss on accounts receivable, classified as current. Fact AllowanceForDoubtfulAccountsReceivableCurrent Label Accounts Receivable, Allowance for Credit Loss, Current Taxonomy us-gaap Unit USD Val 61,000,000 -
Description Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Fact LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo Frame CY2018Q4I Label Long-Term Debt, Maturity, Year Two Taxonomy us-gaap Unit USD Val 1,639,000,000 -
Description Amount of deferred tax liability attributable to taxable temporary differences. Fact DeferredIncomeTaxLiabilities Label Deferred Tax Liabilities, Gross Taxonomy us-gaap Unit USD Val 42,261,000,000 -
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 -19,564,000,000 -
Description Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Fact CommonStockSharesOutstanding Label Common Stock, Shares, Outstanding Taxonomy us-gaap Unit shares Val 4,237,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 279,332,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 7,355,000,000 -
Description Amount of cost for defined contribution plan. Fact DefinedContributionPlanCostRecognized Label Defined Contribution Plan, Cost Start 2018-01-01 Taxonomy us-gaap Unit USD Val 391,000,000 -
Description Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity. Fact OtherComprehensiveIncomeLossTaxPortionAttributableToParent1 Label Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent Start 2018-01-01 Taxonomy us-gaap Unit USD Val -438,000,000 -
Description Previously capitalized costs of the drilling of wells that were reclassified as part of the costs of the enterprise's wells and related equipment and facilities at the time that proved reserves were found. Fact ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves Label Reclassification to Well, Facilities, and Equipment Based on Determination of Proved Reserves Start 2018-01-01 Taxonomy us-gaap Unit USD Val 48,000,000 -
Description Aggregate cash proceeds received from a combination of transactions in which noncurrent assets are sold, which may include the sale of a business, an investment in an affiliate (including an equity method investee), property, plant and equipment and intangible assets. Excludes sales of trading, available-for-sale, and held-to-maturity securities. Fact ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets Label Proceeds from Sales of Business, Affiliate and Productive Assets Start 2018-01-01 Taxonomy us-gaap Unit USD Val 4,123,000,000 -
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 2018-01-01 Taxonomy us-gaap Unit USD Val 18,745,000,000 -
Description Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. Fact AssetsCurrent Label Assets, Current Taxonomy us-gaap Unit USD Val 47,973,000,000 -
Description The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Fact AssetRetirementObligation Label Asset Retirement Obligation Taxonomy us-gaap Unit USD Val 12,103,000,000 -
Description Amount of asset retirement obligations incurred during the period. Fact AssetRetirementObligationLiabilitiesIncurred Label Asset Retirement Obligation, Liabilities Incurred Start 2018-01-01 Taxonomy us-gaap Unit USD Val 46,000,000 -
Description Amount of deferred tax liability attributable to taxable temporary differences classified as other. Fact DeferredTaxLiabilitiesOther Label Deferred Tax Liabilities, Other Taxonomy us-gaap Unit USD Val 6,516,000,000 -
Description Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other. Fact IncreaseDecreaseInOtherOperatingCapitalNet Label Increase (Decrease) in Other Operating Assets and Liabilities, Net Start 2018-01-01 Taxonomy us-gaap Unit USD Val 61,000,000 -
Description Amount of interest expense classified as other. Fact InterestExpenseOther Label Interest Expense, Other Start 2018-01-01 Taxonomy us-gaap Unit USD Val 84,000,000 -
Description The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile. Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign Label Income (Loss) from Continuing Operations before Income Taxes, Foreign Start 2018-01-01 Taxonomy us-gaap Unit USD Val 25,753,000,000 -
Description The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Fact CommonStockSharesAuthorized Label Common Stock, Shares Authorized Taxonomy us-gaap Unit shares Val 9,000,000,000 -
Description Amount of decrease in accumulated postretirement benefit obligation from one-percentage-point decrease in assumed health care cost trend rate. Fact DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1 Frame CY2018 Label Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation Start 2018-01-01 Taxonomy us-gaap Unit USD Val 620,000,000 -
Description Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Fact UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations Label Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Start 2018-01-01 Taxonomy us-gaap Unit USD Val 5,000,000 -
Description Amount of increase (decrease) in operating assets classified as other. Fact IncreaseDecreaseInOtherOperatingAssets Label Increase (Decrease) in Other Operating Assets Start 2018-01-01 Taxonomy us-gaap Unit USD Val 25,000,000 -
Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from asset retirement obligations. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset. Fact DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations Label Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations Taxonomy us-gaap Unit USD Val 4,118,000,000
Facts up to 2018-06-29
| Description | The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter. |
| Fact | EntityPublicFloat |
| Frame | CY2018Q2I |
| Label | Entity Public Float |
| Taxonomy | dei |
| Unit | USD |
| Val | 350,000,000,000 |
Facts up to 2017-12-31
-
Description The amount of capitalized exploratory well costs that is pending the determination of proved reserves. This does not include amounts that were capitalized and subsequently expensed in the same annual period. Fact CapitalizedExploratoryWellCosts Label Capitalized Exploratory Well Costs Taxonomy us-gaap Unit USD Val 3,700,000,000 -
Description Amount of tax expense (benefit) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit. Fact OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax Label Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val 201,000,000 -
Description Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date for elements of machinery or equipment held for the purpose of replacing similar parts in the course of repair or maintenance. Fact InventoryPartsAndComponentsNetOfReserves Frame CY2017Q4I Label Inventory, Parts and Components, Net of Reserves Taxonomy us-gaap Unit USD Val 4,121,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD/shares Val 4.63 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val -1,174,000,000 -
Description The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities. Fact IncreaseDecreaseInInventories Label Increase (Decrease) in Inventories Start 2017-01-01 Taxonomy us-gaap Unit USD Val 1,682,000,000 -
Description Weighted average interest rate of short-term debt outstanding calculated at point in time. Fact ShortTermDebtWeightedAverageInterestRate Frame CY2017Q4I Label Short-term Debt, Weighted Average Interest Rate, at Point in Time Taxonomy us-gaap Unit pure Val 0.01 -
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 CY2017Q4I Label Due to Related Parties, Noncurrent Taxonomy us-gaap Unit USD Val 4,774,000,000 -
Description Amount after tax and reclassification adjustments of other comprehensive income (loss). Fact OtherComprehensiveIncomeLossNetOfTax Label Other Comprehensive Income (Loss), Net of Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val 6,532,000,000 -
Description Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations. Fact AccruedIncomeTaxesCurrent Frame CY2017Q4I Label Accrued Income Taxes, Current Taxonomy us-gaap Unit USD Val 3,045,000,000 -
Description Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Fact AssetRetirementObligationsNoncurrent Frame CY2017Q4I Label Asset Retirement Obligations, Noncurrent Taxonomy us-gaap Unit USD Val 11,928,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val -15,130,000,000 -
Description The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue Label Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Start 2017-01-01 Taxonomy us-gaap Unit USD/shares Val 81.89 -
Description Amount of Net Income (Loss) attributable to noncontrolling interest. Fact NetIncomeLossAttributableToNoncontrollingInterest Label Net Income (Loss) Attributable to Noncontrolling Interest Start 2017-01-01 Taxonomy us-gaap Unit USD Val 138,000,000 -
Description Amount of cash inflow (outflow) from (to) a noncontrolling interest. Excludes dividends paid to the noncontrolling interest. Fact ProceedsFromPaymentsToMinorityShareholders Label Proceeds from (Payments to) Noncontrolling Interests Start 2017-01-01 Taxonomy us-gaap Unit USD Val -150,000,000 -
Description Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Fact DeferredIncomeTaxExpenseBenefit Label Deferred Income Tax Expense (Benefit) Start 2017-01-01 Taxonomy us-gaap Unit USD Val -8,577,000,000 -
Description Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Fact UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions Label Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Start 2017-01-01 Taxonomy us-gaap Unit USD Val 523,000,000 -
Description The cash outflow from a repayment of a borrowing having initial term of repayment of more than three months but less than one year or one operating cycle (if the normal cycle is more than one year). Fact RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths Label Repayments of Short-term Debt, Maturing in More than Three Months Start 2017-01-01 Taxonomy us-gaap Unit USD Val 5,024,000,000 -
Description This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities. Fact IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions Label Income (Loss) from Equity Method Investments, Net of Dividends or Distributions Start 2017-01-01 Taxonomy us-gaap Unit USD Val -131,000,000 -
Description Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends. Fact TreasuryStockShares Label Treasury Stock, Shares Taxonomy us-gaap Unit shares Val 3,780,000,000 -
Description The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations. Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic Label Income (Loss) from Continuing Operations before Income Taxes, Domestic Start 2017-01-01 Taxonomy us-gaap Unit USD Val -754,000,000 -
Description Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days. Fact CommercialPaper Frame CY2017Q4I Label Commercial Paper Taxonomy us-gaap Unit USD Val 13,049,000,000 -
Description Amount of allowance for credit loss on financing receivable, classified as current. Fact AllowanceForNotesAndLoansReceivableCurrent Frame CY2017Q4I Label Financing Receivable, Allowance for Credit Loss, Current Taxonomy us-gaap Unit USD Val 539,000,000 -
Description Additions to capitalized exploratory well costs that were added during the reporting period pending the determination of proved reserves. Fact CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves Label Capitalized Exploratory Well Cost, Additions Pending Determination of Proved Reserves Start 2017-01-01 Taxonomy us-gaap Unit USD Val 906,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 15,402,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 19,848,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 25,687,000,000 -
Description Amount of tax expense classified as other. Fact TaxesOther Label Taxes, Other Start 2017-01-01 Taxonomy us-gaap Unit USD Val 30,104,000,000 -
Description Amount before tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation. Fact OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val -234,000,000 -
Description Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests. Fact PaymentsOfDividendsMinorityInterest Label Payments of Ordinary Dividends, Noncontrolling Interest Start 2017-01-01 Taxonomy us-gaap Unit USD Val 184,000,000 -
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 194,500,000,000 -
Description Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Fact PropertyPlantAndEquipmentNet Label Property, Plant and Equipment, Net Taxonomy us-gaap Unit USD Val 252,630,000,000 -
Description Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. Fact DeferredTaxAssetsOther Frame CY2017Q4I Label Deferred Tax Assets, Other Taxonomy us-gaap Unit USD Val 5,832,000,000 -
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 CY2017 Label Effect of Exchange Rate on Cash and Cash Equivalents Start 2017-01-01 Taxonomy us-gaap Unit USD Val 314,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 432,000,000 -
Description The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. Fact IncomeTaxesPaidNet Label Income Taxes Paid, Net Start 2017-01-01 Taxonomy us-gaap Unit USD Val 7,510,000,000 -
Description Amount of unrecognized tax benefits. Fact UnrecognizedTaxBenefits Label Unrecognized Tax Benefits Taxonomy us-gaap Unit USD Val 8,783,000,000 -
Description Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. Fact PropertyPlantAndEquipmentAdditions Label Property, Plant and Equipment, Additions Start 2017-01-01 Taxonomy us-gaap Unit USD Val 24,901,000,000 -
Description The amount of estimated interest accrued as of the balance sheet date arising from income tax examinations. Fact IncomeTaxExaminationInterestAccrued Frame CY2017Q4I Label Income Tax Examination, Interest Accrued Taxonomy us-gaap Unit USD Val 168,000,000 -
Description Amount of noncurrent assets classified as other. Fact OtherAssetsNoncurrent Frame CY2017Q4I Label Other Assets, Noncurrent Taxonomy us-gaap Unit USD Val 9,767,000,000 -
Description Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation. Fact AssetRetirementObligationRevisionOfEstimate Frame CY2017 Label Asset Retirement Obligation, Revision of Estimate Start 2017-01-01 Taxonomy us-gaap Unit USD Val -421,000,000 -
Description Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Fact DeferredFederalIncomeTaxExpenseBenefit Label Deferred Federal Income Tax Expense (Benefit) Start 2017-01-01 Taxonomy us-gaap Unit USD Val -8,321,000,000 -
Description Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. Fact OtherLiabilitiesNoncurrent Frame CY2017Q4I Label Other Liabilities, Noncurrent Taxonomy us-gaap Unit USD Val 19,215,000,000 -
Description Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Fact UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities Label Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Start 2017-01-01 Taxonomy us-gaap Unit USD Val 782,000,000 -
Description Amount of state and local current and deferred income tax expense (benefit) attributable to continuing operations. Fact StateAndLocalIncomeTaxExpenseBenefitContinuingOperations Label State and Local Income Tax Expense (Benefit), Continuing Operations Start 2017-01-01 Taxonomy us-gaap Unit USD Val -80,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 2,000,000,000 -
Description The cash inflow from a borrowing having initial term of repayment of more than three months but less than one year or one operating cycle (if the normal cycle is more than one year). Fact ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths Label Proceeds from Short-term Debt, Maturing in More than Three Months Start 2017-01-01 Taxonomy us-gaap Unit USD Val 1,735,000,000 -
Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Start 2017-01-01 Taxonomy us-gaap Unit USD Val 18,674,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to equity in earnings (loss) of unconsolidated subsidiaries exempt from income taxes. Fact IncomeTaxReconciliationEquityInEarningsLossesOfUnconsolidatedSubsidiary Label Effective Income Tax Rate Reconciliation, Equity in Earnings (Losses) of Unconsolidated Subsidiary, Amount Start 2017-01-01 Taxonomy us-gaap Unit USD Val 1,883,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 1,132,000,000 -
Description Carrying amount as of the balance sheet date of solvents or substances produced by or used in a process to change the shape, form or composition of some related matter. Fact EnergyRelatedInventoryChemicals Frame CY2017Q4I Label Energy Related Inventory, Chemicals Taxonomy us-gaap Unit USD Val 3,283,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD/shares Val 3.06 -
Description The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Fact IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate Label Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Start 2017-01-01 Taxonomy us-gaap Unit USD Val 6,536,000,000 -
Description Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. Fact AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment Frame CY2017Q4I Label Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Taxonomy us-gaap Unit USD Val 224,555,000,000 -
Description The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value. Fact ReceivablesNetCurrent Frame CY2017Q4I Label Receivables, Net, Current Taxonomy us-gaap Unit USD Val 25,597,000,000 -
Description Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Fact LongTermDebtCurrent Frame CY2017Q4I Label Long-term Debt, Current Maturities Taxonomy us-gaap Unit USD Val 4,766,000,000 -
Description Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any. Fact LiabilitiesAndStockholdersEquity Frame CY2017Q4I Label Liabilities and Equity Taxonomy us-gaap Unit USD Val 348,691,000,000 -
Description Amount of obligations incurred classified as other, payable within one year or the normal operating cycle, if longer. Fact AccountsPayableOtherCurrent Frame CY2017Q4I Label Accounts Payable, Other, Current Taxonomy us-gaap Unit USD Val 6,331,000,000 -
Description Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Fact AccountsReceivableNetCurrent Frame CY2017Q4I Label Accounts Receivable, after Allowance for Credit Loss, Current Taxonomy us-gaap Unit USD Val 21,274,000,000 -
Description Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent. Fact DeferredTaxLiabilitiesNoncurrent Frame CY2017Q4I Label Deferred Tax Liabilities, Net, Noncurrent Taxonomy us-gaap Unit USD Val 26,893,000,000 -
Description The cumulative amount of the reporting entity's undistributed earnings or deficit. Fact RetainedEarningsAccumulatedDeficit Frame CY2017Q4I Label Retained Earnings (Accumulated Deficit) Taxonomy us-gaap Unit USD Val 414,540,000,000 -
Description Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations attributable to deduction. Includes, but is not limited to, dividend deduction, deduction for dividend paid to employee stock ownership plan (ESOP), Medicare prescription drug benefit subsidy deduction, and other deductions. Fact IncomeTaxReconciliationDeductions Label Effective Income Tax Rate Reconciliation, Deduction, Amount Start 2017-01-01 Taxonomy us-gaap Unit USD Val 708,000,000 -
Description The number of projects for which exploratory well costs have been capitalized for a period of greater than one year after the completion of drilling. Fact ProjectsThatHaveExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear Label Projects that have Exploratory Well Costs that have been Capitalized for Period Greater than One Year, Number of Projects Taxonomy us-gaap Unit Projects Val 46 -
Description Amount of revenue and income classified as other. Fact OtherIncome Frame CY2017 Label Other Income Start 2017-01-01 Taxonomy us-gaap Unit USD Val 1,821,000,000 -
Description Amount of expense for capitalized exploratory well costs for which proved reserves were not found at the exploratory well. Fact CapitalizedExploratoryWellCostChargedToExpense1 Label Capitalized Exploratory Well Cost, Charged to Expense Start 2017-01-01 Taxonomy us-gaap Unit USD Val 1,205,000,000 -
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 24,354,000,000 -
Description Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Fact DeferredTaxAssetsValuationAllowance Frame CY2017Q4I Label Deferred Tax Assets, Valuation Allowance Taxonomy us-gaap Unit USD Val 2,565,000,000 -
Description Amount of borrowings from a bank classified as other, maturing within one year or operating cycle, if longer. Fact ShortTermBankLoansAndNotesPayable Frame CY2017Q4I Label Short-term Bank Loans and Notes Payable Taxonomy us-gaap Unit USD Val 115,000,000 -
Description Amount, after allowance for credit loss, of financing receivable, classified as current. Includes, but is not limited to, notes and loan receivable. Fact NotesAndLoansReceivableNetCurrent Frame CY2017Q4I Label Financing Receivable, after Allowance for Credit Loss, Current Taxonomy us-gaap Unit USD Val 4,323,000,000 -
Description Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Fact EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate Label Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Start 2017-01-01 Taxonomy us-gaap Unit pure Val 0.35 -
Description Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. Fact GainLossOnDispositionOfAssets1 Label Gain (Loss) on Disposition of Assets Start 2017-01-01 Taxonomy us-gaap Unit USD Val 334,000,000 -
Description Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits. Fact AccountsPayableAndAccruedLiabilitiesCurrent Frame CY2017Q4I Label Accounts Payable and Accrued Liabilities, Current Taxonomy us-gaap Unit USD Val 36,796,000,000 -
Description The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle) and amount due to the Entity from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such investments and receivables to an amount that approximates their net realizable value. Fact LongTermInvestmentsAndReceivablesNet Frame CY2017Q4I Label Long-term Investments and Receivables, Net Taxonomy us-gaap Unit USD Val 39,160,000,000 -
Description Value, after forfeiture, of shares granted under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). Fact StockGrantedDuringPeriodValueSharebasedCompensation Label Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture Start 2017-01-01 Taxonomy us-gaap Unit USD Val 730,000,000 -
Description Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent. Fact PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent Frame CY2017Q4I Label Liability, Defined Benefit Plan, Noncurrent Taxonomy us-gaap Unit USD Val 21,132,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 26,380,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 13,001,000,000 -
Description The amount of exploratory well costs that have been capitalized for a period of greater than one year after the completion of drilling. Fact CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear Label Capitalized Exploratory Well Costs that Have Been Capitalized for Period Greater than One Year Taxonomy us-gaap Unit USD Val 2,794,000,000 -
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 CY2017 Label Proceeds from (Repayments of) Short-term Debt Start 2017-01-01 Taxonomy us-gaap Unit USD Val 2,181,000,000 -
Description Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement. Fact ForeignCurrencyTransactionGainLossBeforeTax Label Foreign Currency Transaction Gain (Loss), before Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val 6,000,000 -
Description Amount, before benefit payment, of receipt from prescription drug subsidy which increases benefit obligation of defined benefit postretirement plan. Fact DefinedBenefitPlanBenefitObligationPrescriptionDrugSubsidyReceipt Frame CY2017 Label Defined Benefit Plan, Benefit Obligation, Prescription Drug Subsidy Receipt Start 2017-01-01 Taxonomy us-gaap Unit USD Val 16,000,000 -
Description Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. Fact DebtInstrumentFairValue Frame CY2017Q4I Label Debt Instrument, Fair Value Disclosure Taxonomy us-gaap Unit USD Val 23,700,000,000 -
Description Amount of foreign currency translation gain (loss) which decreases (increases) asset retirement obligations. Fact AssetRetirementObligationForeignCurrencyTranslationGainLoss Frame CY2017 Label Asset Retirement Obligation, Foreign Currency Translation Gain (Loss) Start 2017-01-01 Taxonomy us-gaap Unit USD Val 611,000,000 -
Description Value of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Fact StockIssuedDuringPeriodValueTreasuryStockReissued Label Stock Issued During Period, Value, Treasury Stock Reissued Start 2017-01-01 Taxonomy us-gaap Unit USD Val 295,000,000 -
Description The amount of estimated interest recognized in the period arising from income tax examinations. Fact IncomeTaxExaminationInterestExpense Label Income Tax Examination, Interest Expense Start 2017-01-01 Taxonomy us-gaap Unit USD Val 36,000,000 -
Description Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Fact UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions Label Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Start 2017-01-01 Taxonomy us-gaap Unit USD Val 865,000,000 -
Description Amount of tax expense (benefit) allocated to other comprehensive income (loss). Fact OtherComprehensiveIncomeLossTax Label Other Comprehensive Income (Loss), Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val 290,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val -15,730,000,000 -
Description The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. Fact ProceedsFromIssuanceOfLongTermDebt Label Proceeds from Issuance of Long-term Debt Start 2017-01-01 Taxonomy us-gaap Unit USD Val 60,000,000 -
Description Amount, after adjustment, of cost-method investment. Adjustments include, but are not limited to, dividends received in excess of earnings after date of investment that are considered a return of investment and other than temporary impairments. Fact CostMethodInvestments Frame CY2017Q4I Label Cost Method Investments Taxonomy us-gaap Unit USD Val 174,000,000 -
Description Carrying amount as of the balance sheet date of petroleum or crude oil. Fact EnergyRelatedInventoryPetroleum Frame CY2017Q4I Label Energy Related Inventory, Petroleum Taxonomy us-gaap Unit USD Val 4,635,000,000 -
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 CY2017 Label Cash and Cash Equivalents, Period Increase (Decrease) Start 2017-01-01 Taxonomy us-gaap Unit USD Val -480,000,000 -
Description Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Fact AccrualForTaxesOtherThanIncomeTaxesCurrent Frame CY2017Q4I Label Accrual for Taxes Other than Income Taxes, Current Taxonomy us-gaap Unit USD Val 3,311,000,000 -
Description Total costs of sales and operating expenses for the period. Fact CostsAndExpenses Label Costs and Expenses Start 2017-01-01 Taxonomy us-gaap Unit USD Val 225,689,000,000 -
Description Amount after tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation. Fact OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val -234,000,000 -
Description Amount of the cost of borrowed funds accounted for as interest expense. Fact InterestExpense Label Interest Expense Start 2017-01-01 Taxonomy us-gaap Unit USD Val 601,000,000 -
Description Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Fact LeaseAndRentalExpense Label Operating Leases, Rent Expense Start 2017-01-01 Taxonomy us-gaap Unit USD Val 2,618,000,000 -
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 3,177,000,000 -
Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Fact DeferredTaxAssetsOperatingLossCarryforwards Frame CY2017Q4I Label Deferred Tax Assets, Operating Loss Carryforwards Taxonomy us-gaap Unit USD Val 6,767,000,000 -
Description Amount of tax expense (benefit), after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Fact OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax Label Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val 67,000,000 -
Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Fact DeferredTaxAssetsGross Frame CY2017Q4I Label Deferred Tax Assets, Gross Taxonomy us-gaap Unit USD Val 21,174,000,000 -
Description Number of shares that have been repurchased during the period and are being held in treasury. Fact TreasuryStockSharesAcquired Label Treasury Stock, Shares, Acquired Start 2017-01-01 Taxonomy us-gaap Unit shares Val 10,000,000 -
Description Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest). Fact MinorityInterest Frame CY2017Q4I Label Stockholders' Equity Attributable to Noncontrolling Interest Taxonomy us-gaap Unit USD Val 6,812,000,000 -
Description Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Fact DeferredTaxLiabilitiesPropertyPlantAndEquipment Frame CY2017Q4I Label Deferred Tax Liabilities, Property, Plant and Equipment Taxonomy us-gaap Unit USD Val 36,559,000,000 -
Description Carrying amount as of the balance sheet date of finished goods inventories for petroleum products, crude oil, petrochemical products, and other oil and gas inventories. Fact InventoryCrudeOilProductsAndMerchandise Frame CY2017Q4I Label Energy Related Inventory, Crude Oil, Products and Merchandise Taxonomy us-gaap Unit USD Val 4,333,000,000 -
Description Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan. Fact OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax Label Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val 491,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit shares Val 4,256,000,000 -
Description Amount of current assets classified as other. Fact OtherAssetsCurrent Frame CY2017Q4I Label Other Assets, Current Taxonomy us-gaap Unit USD Val 1,368,000,000 -
Description Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Fact CommonStockSharesIssued Label Common Stock, Shares, Issued Taxonomy us-gaap Unit shares Val 8,019,000,000 -
Description Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Fact StockIssuedDuringPeriodSharesTreasuryStockReissued Label Stock Issued During Period, Shares, Treasury Stock Reissued Start 2017-01-01 Taxonomy us-gaap Unit shares Val 5,000,000 -
Description Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting. Fact DeferredIncomeTaxLiabilitiesNet Frame CY2017Q4I Label Deferred Income Tax Liabilities, Net Taxonomy us-gaap Unit USD Val 23,575,000,000 -
Description The effect of liquidating LIFO (last in first out) inventory layers on income. Fact EffectOfLIFOInventoryLiquidationOnIncome Label Effect of LIFO Inventory Liquidation on Income Start 2017-01-01 Taxonomy us-gaap Unit USD Val -10,000,000 -
Description "Exploration expenses (including prospecting) related to oil and gas producing entities and would be included in operating expenses of that entity. Costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of containing oil and gas reserves, including costs of drilling exploratory wells and exploratory-type stratigraphic test wells. Exploration costs may be incurred both before acquiring the related property (sometimes referred to in part as prospecting costs) and after acquiring the property. Principal types of exploration costs, which include depreciation and applicable operating costs of support equipment and facilities and other costs of exploration activities, are: (i) Costs of topographical, geographical and geophysical studies, rights of access to properties to conduct those studies, and salaries and other expenses of geologists, geophysical crews, and others conducting those studies. Collectively, these are sometimes referred to as geological and geophysical or ""G&G"" costs. (ii) Costs of carrying and retaining undeveloped properties, such as delay rentals, ad valorem taxes on properties, legal costs for title defense, and the maintenance of land and lease records. (iii) Dry hole contributions and bottom hole contributions. (iv) Costs of drilling and equipping exploratory wells. (v) Costs of drilling exploratory-type stratigraphic test wells." Fact ExplorationExpense Label Exploration Expense Start 2017-01-01 Taxonomy us-gaap Unit USD Val 1,790,000,000 -
Description Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. Fact DeferredFinanceCostsNet Frame CY2017Q4I Label Debt Issuance Costs, Net Taxonomy us-gaap Unit USD Val 55,000,000 -
Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Fact ResearchAndDevelopmentExpense Label Research and Development Expense Start 2017-01-01 Taxonomy us-gaap Unit USD Val 1,063,000,000 -
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 CY2017Q4I Label Liabilities Taxonomy us-gaap Unit USD Val 154,191,000,000 -
Description The amount of exploratory well costs that have been capitalized for a period of one year or less after the completion of drilling. Fact CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodOfOneYearOrLess Label Capitalized Exploratory Well Costs that Have Been Capitalized for Period of One Year or Less Taxonomy us-gaap Unit USD Val 906,000,000 -
Description Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Fact PropertyPlantAndEquipmentGross Frame CY2017Q4I Label Property, Plant and Equipment, Gross Taxonomy us-gaap Unit USD Val 477,185,000,000 -
Description Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Fact OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val 5,352,000,000 -
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 348,691,000,000 -
Description Amount, after allowance for credit loss, of accounts and financing receivables, classified as noncurrent. Includes, but is not limited to, notes and loan receivable. Fact LongTermAccountsNotesAndLoansReceivableNetNoncurrent Frame CY2017Q4I Label Accounts and Financing Receivable, after Allowance for Credit Loss, Noncurrent Taxonomy us-gaap Unit USD Val 5,520,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD/shares Val 4.63 -
Description Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue Frame CY2017Q4I Label Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Taxonomy us-gaap Unit USD/shares Val 86.34 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 19,710,000,000 -
Description The cash inflow associated with the proceeds from sale and collection of receivables during the period. Fact ProceedsFromSaleAndCollectionOfReceivables Label Proceeds from Sale and Collection of Receivables Start 2017-01-01 Taxonomy us-gaap Unit USD Val 2,076,000,000 -
Description Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Fact UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions Label Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Start 2017-01-01 Taxonomy us-gaap Unit USD Val 522,000,000 -
Description Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Fact InvestmentIncomeInterest Label Investment Income, Interest Start 2017-01-01 Taxonomy us-gaap Unit USD Val 36,000,000 -
Description Amount of interest capitalized during the period. Fact InterestCostsCapitalized Label Interest Costs Capitalized Start 2017-01-01 Taxonomy us-gaap Unit USD Val 749,000,000 -
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 CY2017Q4I Label Treasury Stock, Value Taxonomy us-gaap Unit USD Val 225,246,000,000 -
Description Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer. Fact DebtCurrent Frame CY2017Q4I Label Debt, Current Taxonomy us-gaap Unit USD Val 17,930,000,000 -
Description The increase (decrease) during the reporting period of the sum of amounts due within one year (or one business cycle) from customers for the credit sale of goods and services; and from note holders for outstanding loans. Fact IncreaseDecreaseInAccountsAndNotesReceivable Label Increase (Decrease) in Accounts and Notes Receivable Start 2017-01-01 Taxonomy us-gaap Unit USD Val 3,954,000,000 -
Description The cash outflow to reacquire common stock during the period. Fact PaymentsForRepurchaseOfCommonStock Label Payments for Repurchase of Common Stock Start 2017-01-01 Taxonomy us-gaap Unit USD Val 747,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign income tax expense (benefit). Fact IncomeTaxReconciliationForeignIncomeTaxRateDifferential Label Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Start 2017-01-01 Taxonomy us-gaap Unit USD Val 1,848,000,000 -
Description Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. Fact OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax Label Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val 219,000,000 -
Description Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Fact LongTermDebtNoncurrent Frame CY2017Q4I Label Long-term Debt, Excluding Current Maturities Taxonomy us-gaap Unit USD Val 23,100,000,000 -
Description Amount of long-term debt and lease obligation, classified as noncurrent. Fact LongTermDebtAndCapitalLeaseObligations Frame CY2017Q4I Label Long-term Debt and Lease Obligation Taxonomy us-gaap Unit USD Val 24,406,000,000 -
Description The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. Fact SellingGeneralAndAdministrativeExpense Label Selling, General and Administrative Expense Start 2017-01-01 Taxonomy us-gaap Unit USD Val 10,649,000,000 -
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 CY2017Q4I Label Stockholders' Equity Attributable to Parent Taxonomy us-gaap Unit USD Val 187,688,000,000 -
Description Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability. Fact AssetRetirementObligationAccretionExpense Frame CY2017 Label Asset Retirement Obligation, Accretion Expense Start 2017-01-01 Taxonomy us-gaap Unit USD Val 780,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Fact IncomeTaxReconciliationOtherAdjustments Label Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Start 2017-01-01 Taxonomy us-gaap Unit USD Val -1,733,000,000 -
Description Carrying value as of the balance sheet date of obligations incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Fact AccountsPayableTradeCurrent Frame CY2017Q4I Label Accounts Payable, Trade, Current Taxonomy us-gaap Unit USD Val 21,701,000,000 -
Description Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer. Fact LiabilitiesCurrent Frame CY2017Q4I Label Liabilities, Current Taxonomy us-gaap Unit USD Val 57,771,000,000 -
Description The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Fact IncreaseDecreaseInAccountsPayable Label Increase (Decrease) in Accounts Payable Start 2017-01-01 Taxonomy us-gaap Unit USD Val 5,104,000,000 -
Description Amount, before tax, after reclassification adjustment, of increase (decrease) in accumulated other comprehensive income from gain (loss) of defined benefit plan. Fact DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax Label Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Reclassification Adjustment, before Tax Start 2017-01-01 Taxonomy us-gaap Unit USD Val 1,279,000,000 -
Description Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset. Fact AssetRetirementObligationLiabilitiesSettled Frame CY2017 Label Asset Retirement Obligation, Liabilities Settled Start 2017-01-01 Taxonomy us-gaap Unit USD Val 730,000,000 -
Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners. Fact ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest Label Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Start 2017-01-01 Taxonomy us-gaap Unit USD Val 693,000,000 -
Description Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity. Fact CommonStockValue Frame CY2017Q4I Label Common Stock, Value, Issued Taxonomy us-gaap Unit USD Val 14,656,000,000 -
Description Carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies relating to a source of usable power held for future sale or future use in manufacturing or production process. Fact EnergyRelatedInventory Frame CY2017Q4I Label Energy Related Inventory Taxonomy us-gaap Unit USD Val 12,871,000,000 -
Description Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Fact EffectiveIncomeTaxRateContinuingOperations Label Effective Income Tax Rate Reconciliation, Percent Start 2017-01-01 Taxonomy us-gaap Unit pure Val 0.05 -
Description The excess of replacement or current cost over the stated LIFO (last in first out) inventory value when the LIFO inventory method is utilized. Fact ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue Frame CY2017Q4I Label Excess of Replacement or Current Costs over Stated LIFO Value Taxonomy us-gaap Unit USD Val 10,800,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 30,066,000,000 -
Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from pension benefits. Fact DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions Frame CY2017Q4I Label Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pensions Taxonomy us-gaap Unit USD Val 4,338,000,000 -
Description Amount of allowance for credit loss on accounts receivable, classified as current. Fact AllowanceForDoubtfulAccountsReceivableCurrent Frame CY2017Q4I Label Accounts Receivable, Allowance for Credit Loss, Current Taxonomy us-gaap Unit USD Val 72,000,000 -
Description Amount of deferred tax liability attributable to taxable temporary differences. Fact DeferredIncomeTaxLiabilities Frame CY2017Q4I Label Deferred Tax Liabilities, Gross Taxonomy us-gaap Unit USD Val 42,184,000,000 -
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 CY2017Q4I Label Accumulated Other Comprehensive Income (Loss), Net of Tax Taxonomy us-gaap Unit USD Val -16,262,000,000 -
Description Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Fact CommonStockSharesOutstanding Label Common Stock, Shares, Outstanding Taxonomy us-gaap Unit shares Val 4,239,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 237,162,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 5,380,000,000 -
Description Amount of cost for defined contribution plan. Fact DefinedContributionPlanCostRecognized Label Defined Contribution Plan, Cost Start 2017-01-01 Taxonomy us-gaap Unit USD Val 384,000,000 -
Description Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity. Fact OtherComprehensiveIncomeLossTaxPortionAttributableToParent1 Label Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent Start 2017-01-01 Taxonomy us-gaap Unit USD Val -223,000,000 -
Description Previously capitalized costs of the drilling of wells that were reclassified as part of the costs of the enterprise's wells and related equipment and facilities at the time that proved reserves were found. Fact ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves Label Reclassification to Well, Facilities, and Equipment Based on Determination of Proved Reserves Start 2017-01-01 Taxonomy us-gaap Unit USD Val 497,000,000 -
Description Aggregate cash proceeds received from a combination of transactions in which noncurrent assets are sold, which may include the sale of a business, an investment in an affiliate (including an equity method investee), property, plant and equipment and intangible assets. Excludes sales of trading, available-for-sale, and held-to-maturity securities. Fact ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets Label Proceeds from Sales of Business, Affiliate and Productive Assets Start 2017-01-01 Taxonomy us-gaap Unit USD Val 3,103,000,000 -
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 2017-01-01 Taxonomy us-gaap Unit USD Val 19,893,000,000 -
Description Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. Fact AssetsCurrent Frame CY2017Q4I Label Assets, Current Taxonomy us-gaap Unit USD Val 47,134,000,000 -
Description The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Fact AssetRetirementObligation Label Asset Retirement Obligation Taxonomy us-gaap Unit USD Val 12,705,000,000 -
Description Amount of asset retirement obligations incurred during the period. Fact AssetRetirementObligationLiabilitiesIncurred Frame CY2017 Label Asset Retirement Obligation, Liabilities Incurred Start 2017-01-01 Taxonomy us-gaap Unit USD Val 128,000,000 -
Description Amount of deferred tax liability attributable to taxable temporary differences classified as other. Fact DeferredTaxLiabilitiesOther Frame CY2017Q4I Label Deferred Tax Liabilities, Other Taxonomy us-gaap Unit USD Val 5,625,000,000 -
Description Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other. Fact IncreaseDecreaseInOtherOperatingCapitalNet Label Increase (Decrease) in Other Operating Assets and Liabilities, Net Start 2017-01-01 Taxonomy us-gaap Unit USD Val 771,000,000 -
Description Amount of interest expense classified as other. Fact InterestExpenseOther Label Interest Expense, Other Start 2017-01-01 Taxonomy us-gaap Unit USD Val 136,000,000 -
Description The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile. Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign Label Income (Loss) from Continuing Operations before Income Taxes, Foreign Start 2017-01-01 Taxonomy us-gaap Unit USD Val 19,428,000,000 -
Description The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Fact CommonStockSharesAuthorized Frame CY2017Q4I Label Common Stock, Shares Authorized Taxonomy us-gaap Unit shares Val 9,000,000,000 -
Description Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Fact UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations Label Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Start 2017-01-01 Taxonomy us-gaap Unit USD Val 113,000,000 -
Description Amount of increase (decrease) in operating assets classified as other. Fact IncreaseDecreaseInOtherOperatingAssets Label Increase (Decrease) in Other Operating Assets Start 2017-01-01 Taxonomy us-gaap Unit USD Val 117,000,000 -
Description Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from asset retirement obligations. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset. Fact DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations Frame CY2017Q4I Label Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations Taxonomy us-gaap Unit USD Val 4,237,000,000
Facts up to 2016-12-31
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Description The amount of capitalized exploratory well costs that is pending the determination of proved reserves. This does not include amounts that were capitalized and subsequently expensed in the same annual period. Fact CapitalizedExploratoryWellCosts Label Capitalized Exploratory Well Costs Taxonomy us-gaap Unit USD Val 4,477,000,000 -
Description Amount of tax expense (benefit) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit. Fact OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax Frame CY2016 Label Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, Tax Start 2016-01-01 Taxonomy us-gaap Unit USD Val -247,000,000 -
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 CY2016 Label Earnings Per Share, Diluted Start 2016-01-01 Taxonomy us-gaap Unit USD/shares Val 1.88 -
Description Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Fact IncomeTaxExpenseBenefit Frame CY2016 Label Income Tax Expense (Benefit) Start 2016-01-01 Taxonomy us-gaap Unit USD Val -406,000,000 -
Description The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities. Fact IncreaseDecreaseInInventories Frame CY2016 Label Increase (Decrease) in Inventories Start 2016-01-01 Taxonomy us-gaap Unit USD Val 388,000,000 -
Description Amount after tax and reclassification adjustments of other comprehensive income (loss). Fact OtherComprehensiveIncomeLossNetOfTax Frame CY2016 Label Other Comprehensive Income (Loss), Net of Tax Start 2016-01-01 Taxonomy us-gaap Unit USD Val 1,405,000,000 -
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 CY2016 Label Net Cash Provided by (Used in) Financing Activities Start 2016-01-01 Taxonomy us-gaap Unit USD Val -9,293,000,000 -
Description The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Fact ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue Frame CY2016 Label Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Start 2016-01-01 Taxonomy us-gaap Unit USD/shares Val 87.7 -
Description Amount of Net Income (Loss) attributable to noncontrolling interest. Fact NetIncomeLossAttributableToNoncontrollingInterest Frame CY2016 Label Net Income (Loss) Attributable to Noncontrolling Interest Start 2016-01-01 Taxonomy us-gaap Unit USD Val 535,000,000 -
Description Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Fact DeferredIncomeTaxExpenseBenefit Frame CY2016 Label Deferred Income Tax Expense (Benefit) Start 2016-01-01 Taxonomy us-gaap Unit USD Val -4,386,000,000 -
Description Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Fact UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions Frame CY2016 Label Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Start 2016-01-01 Taxonomy us-gaap Unit USD Val 534,000,000 -
Description The cash outflow from a repayment of a borrowing having initial term of repayment of more than three months but less than one year or one operating cycle (if the normal cycle is more than one year). Fact RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths Frame CY2016 Label Repayments of Short-term Debt, Maturing in More than Three Months Start 2016-01-01 Taxonomy us-gaap Unit USD Val 314,000,000 -
Description This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities. Fact IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions Frame CY2016 Label Income (Loss) from Equity Method Investments, Net of Dividends or Distributions Start 2016-01-01 Taxonomy us-gaap Unit USD Val 579,000,000 -
Description Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends. Fact TreasuryStockShares Label Treasury Stock, Shares Taxonomy us-gaap Unit shares Val 3,871,000,000 -
Description The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations. Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic Frame CY2016 Label Income (Loss) from Continuing Operations before Income Taxes, Domestic Start 2016-01-01 Taxonomy us-gaap Unit USD Val -5,832,000,000 -
Description Additions to capitalized exploratory well costs that were added during the reporting period pending the determination of proved reserves. Fact CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves Frame CY2016 Label Capitalized Exploratory Well Cost, Additions Pending Determination of Proved Reserves Start 2016-01-01 Taxonomy us-gaap Unit USD Val 180,000,000 -
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 CY2016 Label Payments to Acquire Property, Plant, and Equipment Start 2016-01-01 Taxonomy us-gaap Unit USD Val 16,163,000,000 -
Description The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Fact ProfitLoss Frame CY2016 Label Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Start 2016-01-01 Taxonomy us-gaap Unit USD Val 8,375,000,000 -
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 CY2016 Label Comprehensive Income (Loss), Net of Tax, Attributable to Parent Start 2016-01-01 Taxonomy us-gaap Unit USD Val 9,112,000,000 -
Description Amount of tax expense classified as other. Fact TaxesOther Frame CY2016 Label Taxes, Other Start 2016-01-01 Taxonomy us-gaap Unit USD Val 29,020,000,000 -
Description Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests. Fact PaymentsOfDividendsMinorityInterest Frame CY2016 Label Payments of Ordinary Dividends, Noncontrolling Interest Start 2016-01-01 Taxonomy us-gaap Unit USD Val 162,000,000 -
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 173,830,000,000 -
Description Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Fact PropertyPlantAndEquipmentNet Frame CY2016Q4I Label Property, Plant and Equipment, Net Taxonomy us-gaap Unit USD Val 244,224,000,000 -
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 CY2016 Label Effect of Exchange Rate on Cash and Cash Equivalents Start 2016-01-01 Taxonomy us-gaap Unit USD Val -434,000,000 -
Description The cash inflow from the issuance of an equity stock that has been previously reacquired by the entity. Fact ProceedsFromSaleOfTreasuryStock Frame CY2016 Label Proceeds from Sale of Treasury Stock Start 2016-01-01 Taxonomy us-gaap Unit USD Val 6,000,000 -
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 CY2016 Label Stockholders' Equity, Other Start 2016-01-01 Taxonomy us-gaap Unit USD Val 281,000,000 -
Description The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. Fact IncomeTaxesPaidNet Frame CY2016 Label Income Taxes Paid, Net Start 2016-01-01 Taxonomy us-gaap Unit USD Val 4,214,000,000 -
Description Amount of unrecognized tax benefits. Fact UnrecognizedTaxBenefits Label Unrecognized Tax Benefits Taxonomy us-gaap Unit USD Val 9,468,000,000 -
Description Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. Fact PropertyPlantAndEquipmentAdditions Frame CY2016 Label Property, Plant and Equipment, Additions Start 2016-01-01 Taxonomy us-gaap Unit USD Val 16,100,000,000 -
Description Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Fact DeferredFederalIncomeTaxExpenseBenefit Frame CY2016 Label Deferred Federal Income Tax Expense (Benefit) Start 2016-01-01 Taxonomy us-gaap Unit USD Val -4,223,000,000 -
Description Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities. Fact UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities Frame CY2016 Label Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Start 2016-01-01 Taxonomy us-gaap Unit USD Val 70,000,000 -
Description Amount of state and local current and deferred income tax expense (benefit) attributable to continuing operations. Fact StateAndLocalIncomeTaxExpenseBenefitContinuingOperations Frame CY2016 Label State and Local Income Tax Expense (Benefit), Continuing Operations Start 2016-01-01 Taxonomy us-gaap Unit USD Val -66,000,000 -
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 CY2016 Label Asset Impairment Charges Start 2016-01-01 Taxonomy us-gaap Unit USD Val 3,600,000,000 -
Description Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest Frame CY2016 Label Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Start 2016-01-01 Taxonomy us-gaap Unit USD Val 7,969,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to equity in earnings (loss) of unconsolidated subsidiaries exempt from income taxes. Fact IncomeTaxReconciliationEquityInEarningsLossesOfUnconsolidatedSubsidiary Frame CY2016 Label Effective Income Tax Rate Reconciliation, Equity in Earnings (Losses) of Unconsolidated Subsidiary, Amount Start 2016-01-01 Taxonomy us-gaap Unit USD Val 1,682,000,000 -
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 CY2016 Label Interest Paid, Including Capitalized Interest, Operating and Investing Activities Start 2016-01-01 Taxonomy us-gaap Unit USD Val 818,000,000 -
Description Aggregate dividends paid during the period for each share of common stock outstanding. Fact CommonStockDividendsPerShareCashPaid Frame CY2016 Label Common Stock, Dividends, Per Share, Cash Paid Start 2016-01-01 Taxonomy us-gaap Unit USD/shares Val 2.98 -
Description The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Fact IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate Frame CY2016 Label Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Start 2016-01-01 Taxonomy us-gaap Unit USD Val 2,789,000,000 -
Description Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations attributable to deduction. Includes, but is not limited to, dividend deduction, deduction for dividend paid to employee stock ownership plan (ESOP), Medicare prescription drug benefit subsidy deduction, and other deductions. Fact IncomeTaxReconciliationDeductions Frame CY2016 Label Effective Income Tax Rate Reconciliation, Deduction, Amount Start 2016-01-01 Taxonomy us-gaap Unit USD Val 198,000,000 -
Description The number of projects for which exploratory well costs have been capitalized for a period of greater than one year after the completion of drilling. Fact ProjectsThatHaveExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear Frame CY2016Q4I Label Projects that have Exploratory Well Costs that have been Capitalized for Period Greater than One Year, Number of Projects Taxonomy us-gaap Unit Projects Val 58 -
Description Amount of revenue and income classified as other. Fact OtherIncome Frame CY2016 Label Other Income Start 2016-01-01 Taxonomy us-gaap Unit USD Val 2,680,000,000 -
Description Amount of expense for capitalized exploratory well costs for which proved reserves were not found at the exploratory well. Fact CapitalizedExploratoryWellCostChargedToExpense1 Frame CY2016 Label Capitalized Exploratory Well Cost, Charged to Expense Start 2016-01-01 Taxonomy us-gaap Unit USD Val 111,000,000 -
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 CY2016Q4I Label Equity Method Investments Taxonomy us-gaap Unit USD Val 20,810,000,000 -
Description Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Fact EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate Frame CY2016 Label Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Start 2016-01-01 Taxonomy us-gaap Unit pure Val 0.35 -
Description Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. Fact GainLossOnDispositionOfAssets1 Frame CY2016 Label Gain (Loss) on Disposition of Assets Start 2016-01-01 Taxonomy us-gaap Unit USD Val 1,682,000,000 -
Description Value, after forfeiture, of shares granted under share-based payment arrangement. Excludes employee stock ownership plan (ESOP). Fact StockGrantedDuringPeriodValueSharebasedCompensation Frame CY2016 Label Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture Start 2016-01-01 Taxonomy us-gaap Unit USD Val 840,000,000 -
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 CY2016 Label Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Start 2016-01-01 Taxonomy us-gaap Unit USD Val 9,780,000,000 -
Description Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. Fact PaymentsOfDividendsCommonStock Frame CY2016 Label Payments of Ordinary Dividends, Common Stock Start 2016-01-01 Taxonomy us-gaap Unit USD Val 12,453,000,000 -
Description The amount of exploratory well costs that have been capitalized for a period of greater than one year after the completion of drilling. Fact CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear Frame CY2016Q4I Label Capitalized Exploratory Well Costs that Have Been Capitalized for Period Greater than One Year Taxonomy us-gaap Unit USD Val 4,297,000,000 -
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 CY2016 Label Proceeds from (Repayments of) Short-term Debt Start 2016-01-01 Taxonomy us-gaap Unit USD Val -7,459,000,000 -
Description Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement. Fact ForeignCurrencyTransactionGainLossBeforeTax Frame CY2016 Label Foreign Currency Transaction Gain (Loss), before Tax Start 2016-01-01 Taxonomy us-gaap Unit USD Val 29,000,000 -
Description Value of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Fact StockIssuedDuringPeriodValueTreasuryStockReissued Frame CY2016 Label Stock Issued During Period, Value, Treasury Stock Reissued Start 2016-01-01 Taxonomy us-gaap Unit USD Val 287,000,000 -
Description The amount of estimated interest recognized in the period arising from income tax examinations. Fact IncomeTaxExaminationInterestExpense Frame CY2016 Label Income Tax Examination, Interest Expense Start 2016-01-01 Taxonomy us-gaap Unit USD Val 4,000,000 -
Description Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Fact UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions Frame CY2016 Label Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Start 2016-01-01 Taxonomy us-gaap Unit USD Val 1,019,000,000 -
Description Amount of tax expense (benefit) allocated to other comprehensive income (loss). Fact OtherComprehensiveIncomeLossTax Frame CY2016 Label Other Comprehensive Income (Loss), Tax Start 2016-01-01 Taxonomy us-gaap Unit USD Val 692,000,000 -
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 CY2016 Label Net Cash Provided by (Used in) Investing Activities Start 2016-01-01 Taxonomy us-gaap Unit USD Val -12,403,000,000 -
Description Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement. Fact TaxAdjustmentsSettlementsAndUnusualProvisions Frame CY2016 Label Tax Adjustments, Settlements, and Unusual Provisions Start 2016-01-01 Taxonomy us-gaap Unit USD Val 227,000,000 -
Description The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. Fact ProceedsFromIssuanceOfLongTermDebt Frame CY2016 Label Proceeds from Issuance of Long-term Debt Start 2016-01-01 Taxonomy us-gaap Unit USD Val 12,066,000,000 -
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 CY2016 Label Cash and Cash Equivalents, Period Increase (Decrease) Start 2016-01-01 Taxonomy us-gaap Unit USD Val -48,000,000 -
Description Total costs of sales and operating expenses for the period. Fact CostsAndExpenses Frame CY2016 Label Costs and Expenses Start 2016-01-01 Taxonomy us-gaap Unit USD Val 200,145,000,000 -
Description Amount of the cost of borrowed funds accounted for as interest expense. Fact InterestExpense Frame CY2016 Label Interest Expense Start 2016-01-01 Taxonomy us-gaap Unit USD Val 453,000,000 -
Description Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Fact LeaseAndRentalExpense Label Operating Leases, Rent Expense Start 2016-01-01 Taxonomy us-gaap Unit USD Val 3,091,000,000 -
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 CY2016Q4I Label Cash and Cash Equivalents, at Carrying Value Taxonomy us-gaap Unit USD Val 3,657,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to revisions of previously reported income tax expense (benefit). Fact IncomeTaxReconciliationPriorYearIncomeTaxes Frame CY2016 Label Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount Start 2016-01-01 Taxonomy us-gaap Unit USD Val -176,000,000 -
Description Amount of tax expense (benefit), after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Fact OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax Frame CY2016 Label Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Start 2016-01-01 Taxonomy us-gaap Unit USD Val 43,000,000 -
Description Number of shares that have been repurchased during the period and are being held in treasury. Fact TreasuryStockSharesAcquired Frame CY2016 Label Treasury Stock, Shares, Acquired Start 2016-01-01 Taxonomy us-gaap Unit shares Val 12,000,000 -
Description Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan. Fact OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax Frame CY2016 Label Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax Start 2016-01-01 Taxonomy us-gaap Unit USD Val 445,000,000 -
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 CY2016 Label Weighted Average Number of Shares Outstanding, Basic Start 2016-01-01 Taxonomy us-gaap Unit shares Val 4,177,000,000 -
Description Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Fact CommonStockSharesIssued Label Common Stock, Shares, Issued Taxonomy us-gaap Unit shares Val 8,019,000,000 -
Description Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Fact StockIssuedDuringPeriodSharesTreasuryStockReissued Frame CY2016 Label Stock Issued During Period, Shares, Treasury Stock Reissued Start 2016-01-01 Taxonomy us-gaap Unit shares Val 4,000,000 -
Description The effect of liquidating LIFO (last in first out) inventory layers on income. Fact EffectOfLIFOInventoryLiquidationOnIncome Frame CY2016 Label Effect of LIFO Inventory Liquidation on Income Start 2016-01-01 Taxonomy us-gaap Unit USD Val -295,000,000 -
Description "Exploration expenses (including prospecting) related to oil and gas producing entities and would be included in operating expenses of that entity. Costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of containing oil and gas reserves, including costs of drilling exploratory wells and exploratory-type stratigraphic test wells. Exploration costs may be incurred both before acquiring the related property (sometimes referred to in part as prospecting costs) and after acquiring the property. Principal types of exploration costs, which include depreciation and applicable operating costs of support equipment and facilities and other costs of exploration activities, are: (i) Costs of topographical, geographical and geophysical studies, rights of access to properties to conduct those studies, and salaries and other expenses of geologists, geophysical crews, and others conducting those studies. Collectively, these are sometimes referred to as geological and geophysical or ""G&G"" costs. (ii) Costs of carrying and retaining undeveloped properties, such as delay rentals, ad valorem taxes on properties, legal costs for title defense, and the maintenance of land and lease records. (iii) Dry hole contributions and bottom hole contributions. (iv) Costs of drilling and equipping exploratory wells. (v) Costs of drilling exploratory-type stratigraphic test wells." Fact ExplorationExpense Frame CY2016 Label Exploration Expense Start 2016-01-01 Taxonomy us-gaap Unit USD Val 1,467,000,000 -
Description The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. Fact ResearchAndDevelopmentExpense Frame CY2016 Label Research and Development Expense Start 2016-01-01 Taxonomy us-gaap Unit USD Val 1,058,000,000 -
Description The amount of exploratory well costs that have been capitalized for a period of one year or less after the completion of drilling. Fact CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodOfOneYearOrLess Frame CY2016Q4I Label Capitalized Exploratory Well Costs that Have Been Capitalized for Period of One Year or Less Taxonomy us-gaap Unit USD Val 180,000,000 -
Description Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature. Fact OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax Frame CY2016 Label Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax Start 2016-01-01 Taxonomy us-gaap Unit USD Val -174,000,000 -
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 CY2016Q4I Label Assets Taxonomy us-gaap Unit USD Val 330,314,000,000 -
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 CY2016 Label Earnings Per Share, Basic Start 2016-01-01 Taxonomy us-gaap Unit USD/shares Val 1.88 -
Description The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Fact NetIncomeLoss Frame CY2016 Label Net Income (Loss) Attributable to Parent Start 2016-01-01 Taxonomy us-gaap Unit USD Val 7,840,000,000 -
Description The cash inflow associated with the proceeds from sale and collection of receivables during the period. Fact ProceedsFromSaleAndCollectionOfReceivables Frame CY2016 Label Proceeds from Sale and Collection of Receivables Start 2016-01-01 Taxonomy us-gaap Unit USD Val 902,000,000 -
Description Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Fact UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions Frame CY2016 Label Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Start 2016-01-01 Taxonomy us-gaap Unit USD Val 655,000,000 -
Description Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Fact InvestmentIncomeInterest Frame CY2016 Label Investment Income, Interest Start 2016-01-01 Taxonomy us-gaap Unit USD Val 30,000,000 -
Description Amount of interest capitalized during the period. Fact InterestCostsCapitalized Frame CY2016 Label Interest Costs Capitalized Start 2016-01-01 Taxonomy us-gaap Unit USD Val 708,000,000 -
Description The increase (decrease) during the reporting period of the sum of amounts due within one year (or one business cycle) from customers for the credit sale of goods and services; and from note holders for outstanding loans. Fact IncreaseDecreaseInAccountsAndNotesReceivable Frame CY2016 Label Increase (Decrease) in Accounts and Notes Receivable Start 2016-01-01 Taxonomy us-gaap Unit USD Val 2,090,000,000 -
Description Amount of increase in additional paid in capital (APIC) resulting from a tax benefit associated with share-based compensation plan other than an employee stock ownership plan (ESOP). Includes, but is not limited to, excess tax benefit. Fact AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation Frame CY2016 Label Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation Start 2016-01-01 Taxonomy us-gaap Unit USD Val 30,000,000 -
Description The cash outflow to reacquire common stock during the period. Fact PaymentsForRepurchaseOfCommonStock Frame CY2016 Label Payments for Repurchase of Common Stock Start 2016-01-01 Taxonomy us-gaap Unit USD Val 977,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to foreign income tax expense (benefit). Fact IncomeTaxReconciliationForeignIncomeTaxRateDifferential Frame CY2016 Label Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Start 2016-01-01 Taxonomy us-gaap Unit USD Val -582,000,000 -
Description Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan. Fact OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax Frame CY2016 Label Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Start 2016-01-01 Taxonomy us-gaap Unit USD Val -493,000,000 -
Description The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. Fact SellingGeneralAndAdministrativeExpense Frame CY2016 Label Selling, General and Administrative Expense Start 2016-01-01 Taxonomy us-gaap Unit USD Val 10,443,000,000 -
Description Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Fact IncomeTaxReconciliationOtherAdjustments Frame CY2016 Label Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Start 2016-01-01 Taxonomy us-gaap Unit USD Val -931,000,000 -
Description The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Fact IncreaseDecreaseInAccountsPayable Frame CY2016 Label Increase (Decrease) in Accounts Payable Start 2016-01-01 Taxonomy us-gaap Unit USD Val 915,000,000 -
Description Amount, before tax, after reclassification adjustment, of increase (decrease) in accumulated other comprehensive income from gain (loss) of defined benefit plan. Fact DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax Frame CY2016 Label Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Reclassification Adjustment, before Tax Start 2016-01-01 Taxonomy us-gaap Unit USD Val 2,287,000,000 -
Description Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners. Fact ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest Frame CY2016 Label Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Start 2016-01-01 Taxonomy us-gaap Unit USD Val 668,000,000 -
Description Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Fact EffectiveIncomeTaxRateContinuingOperations Frame CY2016 Label Effective Income Tax Rate Reconciliation, Percent Start 2016-01-01 Taxonomy us-gaap Unit pure Val 0.13 -
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 CY2016 Label Net Cash Provided by (Used in) Operating Activities Start 2016-01-01 Taxonomy us-gaap Unit USD Val 22,082,000,000 -
Description Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Fact CommonStockSharesOutstanding Label Common Stock, Shares, Outstanding Taxonomy us-gaap Unit shares Val 4,148,000,000 -
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 CY2016 Label Revenues Start 2016-01-01 Taxonomy us-gaap Unit USD Val 200,628,000,000 -
Description Amount of income (loss) for proportionate share of equity method investee's income (loss). Fact IncomeLossFromEquityMethodInvestments Frame CY2016 Label Income (Loss) from Equity Method Investments Start 2016-01-01 Taxonomy us-gaap Unit USD Val 4,806,000,000 -
Description Amount of cost for defined contribution plan. Fact DefinedContributionPlanCostRecognized Frame CY2016 Label Defined Contribution Plan, Cost Start 2016-01-01 Taxonomy us-gaap Unit USD Val 399,000,000 -
Description Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity. Fact OtherComprehensiveIncomeLossTaxPortionAttributableToParent1 Frame CY2016 Label Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent Start 2016-01-01 Taxonomy us-gaap Unit USD Val -649,000,000 -
Description Aggregate cash proceeds received from a combination of transactions in which noncurrent assets are sold, which may include the sale of a business, an investment in an affiliate (including an equity method investee), property, plant and equipment and intangible assets. Excludes sales of trading, available-for-sale, and held-to-maturity securities. Fact ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets Frame CY2016 Label Proceeds from Sales of Business, Affiliate and Productive Assets Start 2016-01-01 Taxonomy us-gaap Unit USD Val 4,275,000,000 -
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 CY2016 Label Depreciation, Depletion and Amortization Start 2016-01-01 Taxonomy us-gaap Unit USD Val 22,308,000,000 -
Description The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. Fact AssetRetirementObligation Frame CY2016Q4I Label Asset Retirement Obligation Taxonomy us-gaap Unit USD Val 13,243,000,000 -
Description Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other. Fact IncreaseDecreaseInOtherOperatingCapitalNet Frame CY2016 Label Increase (Decrease) in Other Operating Assets and Liabilities, Net Start 2016-01-01 Taxonomy us-gaap Unit USD Val 214,000,000 -
Description Amount of interest expense classified as other. Fact InterestExpenseOther Frame CY2016 Label Interest Expense, Other Start 2016-01-01 Taxonomy us-gaap Unit USD Val 63,000,000 -
Description The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile. Fact IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign Frame CY2016 Label Income (Loss) from Continuing Operations before Income Taxes, Foreign Start 2016-01-01 Taxonomy us-gaap Unit USD Val 13,801,000,000 -
Description Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations. Fact UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations Frame CY2016 Label Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Start 2016-01-01 Taxonomy us-gaap Unit USD Val 7,000,000 -
Description Amount of increase (decrease) in operating assets classified as other. Fact IncreaseDecreaseInOtherOperatingAssets Frame CY2016 Label Increase (Decrease) in Other Operating Assets Start 2016-01-01 Taxonomy us-gaap Unit USD Val -171,000,000
Facts up to 2015-12-31
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Description The amount of capitalized exploratory well costs that is pending the determination of proved reserves. This does not include amounts that were capitalized and subsequently expensed in the same annual period. Fact CapitalizedExploratoryWellCosts Frame CY2015Q4I Label Capitalized Exploratory Well Costs Taxonomy us-gaap Unit USD Val 4,372,000,000 -
Description Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends. Fact TreasuryStockShares Frame CY2015Q4I Label Treasury Stock, Shares Taxonomy us-gaap Unit shares Val 3,863,000,000 -
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 CY2015Q4I Label Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Taxonomy us-gaap Unit USD Val 176,810,000,000 -
Description Amount of unrecognized tax benefits. Fact UnrecognizedTaxBenefits Frame CY2015Q4I Label Unrecognized Tax Benefits Taxonomy us-gaap Unit USD Val 9,396,000,000 -
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 CY2015Q4I Label Cash and Cash Equivalents, at Carrying Value Taxonomy us-gaap Unit USD Val 3,705,000,000 -
Description Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Fact CommonStockSharesIssued Frame CY2015Q4I Label Common Stock, Shares, Issued Taxonomy us-gaap Unit shares Val 8,019,000,000 -
Description Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Fact CommonStockSharesOutstanding Frame CY2015Q4I Label Common Stock, Shares, Outstanding Taxonomy us-gaap Unit shares Val 4,156,000,000
The filing refers to a past date, and does not necessarily reflect the current state. The latest known state is available on the following page: Exxon Mobil Corporation, Stavanger, Norway.