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Derivative and Financial Instruments - Schedule of Balance Sheet Location and Fair Value Amounts of Derivatives (Details) - Commodity Contract - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Prepaid expenses and other current assets
Derivatives, Fair Value [Line Items]
Commodity derivative assets	$ 439	$ 394
Other assets
Derivatives, Fair Value [Line Items]
Commodity derivative assets	124	94
Other accruals
Derivatives, Fair Value [Line Items]
Commodity derivative liabilities	391	397
Other liabilities and deferred credits
Derivatives, Fair Value [Line Items]
Commodity derivative liabilities	$ 98	$ 83

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