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Income Taxes - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income Taxes Information [Line Items] |  |  |  |
Net deferred tax assets |  | $ 3,853 | $ 4,588 |
Deferred income taxes |  | 7,726 | 6,179 |
U.S. foreign tax credits |  | 5,300 |  |
Adjustment to valuation allowance |  | 5 | (45) | $ 460
Undistributed earnings of foreign subsidiaries |  | 4,477 |  |
Estimated tax payable on undistributed unremitted foreign income |  | 224 |  |
Unrecognized tax benefits that would impact effective tax rate |  | 701 | 1,261 | 1,128
Recognized federal and state tax benefit |  | 515 |  |
Unrecognized tax benefits, income tax penalties and interest accrued |  | 35 | 47 | 46
Interest and penalties (benefiting) charging earnings |  | (12) | 1 | 4
Income tax provision (benefit) |  | 9,548 | 4,633 | (485)
Certain Jurisdictions Outside Of Domestic |  |  |  |
Income Taxes Information [Line Items] |  |  |  |
Operating loss carryforwards |  | 1,100 |  |
Australia West |  |  |  |
Income Taxes Information [Line Items] |  |  |  |
Increase (decrease) in valuation allowance |  |  |  | 178
Disposition |  |  |  | 587
Reversal of deferred tax assets |  |  |  | 92
Income tax provision (benefit) |  |  |  | (10)
Capital loss tax benefit |  |  |  | $ 313
Norwegian Tax Administration |  |  |  |
Income Taxes Information [Line Items] |  |  |  |
Adjustment to valuation allowance | $ 58 |  |  |
Disposition CVE Common Shares |  |  |  |
Income Taxes Information [Line Items] |  |  |  |
Increase (decrease) in valuation allowance |  |  | 218 |
Impairment Of APLNG Investment |  |  |  |
Income Taxes Information [Line Items] |  |  |  |
Increase (decrease) in valuation allowance |  |  | 206 |
Disposition Of Indonesia Entities |  |  |  |
Income Taxes Information [Line Items] |  |  |  |
U.S. foreign tax credits |  |  | 29 |
Noncurrent Assets |  |  |  |
Income Taxes Information [Line Items] |  |  |  |
Net deferred tax assets |  | $ 241 | $ 340 |

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