Income Taxes (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2021 |
Jun. 30, 2020 |
Jun. 30, 2021 |
Jun. 30, 2020 |
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| Income Tax Disclosure [Abstract] | ||||
| Provision for (benefit from) income taxes | $ (479) | $ 4 | $ (294) | $ (238) |
| Increase in gross unrecognized tax benefits | 165 | |||
| Unrecognized tax benefits that would impact effective tax rate | 53 | 53 | ||
| Unrecognized tax benefits that would not impact effective tax rate | $ 112 | $ 112 | ||
| X | ||||||||||
- Definition Unrecognized Tax Benefits that Would Not Impact Effective Tax Rate No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- 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/disclosureRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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