Income Taxes (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Feb. 08, 2021 |
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
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| Business Acquisition [Line Items] | |||||
| Income tax provision | $ (1,203) | $ 62 | $ (2,924) | $ 171 | |
| Adjustment to valuation allowances: increase (decrease) | $ (4) | $ 33 | $ (156) | $ 264 | |
| Effective tax rate | 34.00% | 12.00% | 35.00% | 8.00% | |
| Concho Resources Incorporated [Member] | |||||
| Business Acquisition [Line Items] | |||||
| Unrecognized Tax Benefits, Increase Resulting from Acquisition | $ 150 | ||||
| Reversal of deferred tax assets | (1,100) | ||||
| Income tax provision | $ (75) | $ (75) | |||
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Percentage 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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- 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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- 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/2009/role/commonPracticeRef
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- Definition The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase in unrecognized tax benefits resulting from acquisitions. No definition available.
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- Details
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