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Income Taxes Income Tax Reconciliation (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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| Income Tax Disclosure [Abstract] | |||
| Provision at statutory rate | $ 1,236us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate | $ 1,213us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate | $ 1,080us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate |
| Permanent Differences [Abstract] | |||
| Foreign income taxed at different rates | (709)us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential | (607)us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential | (617)us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential |
| Gain on sale of Skype | 2,991us-gaap_IncomeTaxReconciliationDispositionOfAssets | 0us-gaap_IncomeTaxReconciliationDispositionOfAssets | 0us-gaap_IncomeTaxReconciliationDispositionOfAssets |
| Change in valuation allowance | (141)us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance | 0us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance | 3us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance |
| Stock-based compensation | 42us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost | 33us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost | (14)us-gaap_IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost |
| State taxes, net of federal benefit | 34us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes | (26)us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes | 39us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes |
| Tax credits | (27)us-gaap_IncomeTaxReconciliationTaxCredits | (43)us-gaap_IncomeTaxReconciliationTaxCredits | 1us-gaap_IncomeTaxReconciliationTaxCredits |
| Divested business | 0us-gaap_IncomeTaxReconciliationDispositionOfBusiness | 21us-gaap_IncomeTaxReconciliationDispositionOfBusiness | (41)us-gaap_IncomeTaxReconciliationDispositionOfBusiness |
| Other | 59us-gaap_IncomeTaxReconciliationOtherReconcilingItems | 19us-gaap_IncomeTaxReconciliationOtherReconcilingItems | 24us-gaap_IncomeTaxReconciliationOtherReconcilingItems |
| Income tax expense (benefit) | $ 3,485us-gaap_IncomeTaxExpenseBenefit | $ 610us-gaap_IncomeTaxExpenseBenefit | $ 475us-gaap_IncomeTaxExpenseBenefit |
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- Definition
Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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 increase (decrease) in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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 disposition of an asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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 the disposition of a business not qualifying as a discontinued operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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 nondeductible equity-based compensation costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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 tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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 state and local income tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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 tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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