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Derivative and Financial Instruments - Fair Value Amounts of Derivatives, Balance Sheet Location (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Derivatives, Fair Value [Line Items] |  |
Derivative Asset, Statement of Financial Position [Extensible Enumeration] | Other Assets, Noncurrent, Prepaid Expense and Other Assets, Current |
Commodity | Prepaid expenses and other current assets |  |
Derivatives, Fair Value [Line Items] |  |
Commodity derivative assets | $ 1,795 | $ 1,168
Commodity | Other assets |  |
Derivatives, Fair Value [Line Items] |  |
Commodity derivative assets | 242 | 75
Commodity | Other accruals |  |
Derivatives, Fair Value [Line Items] |  |
Commodity derivative liabilities | 1,800 | 1,160
Commodity | Other liabilities and deferred credits |  |
Derivatives, Fair Value [Line Items] |  |
Commodity derivative liabilities | $ 210 | $ 63

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