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Derivative and Financial Instruments - Gain (Loss) Amounts of Derivatives, Income Statement Location (Details) - Commodity - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Sales and other operating revenues
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) from commodity derivatives	$ 133	$ 86	$ (88)
Other income
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) from commodity derivatives	(4)	(6)	(5)
Purchased commodities
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) from commodity derivatives	$ (133)	$ (90)	$ (91)

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-Topic 815
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-Name Accounting Standards Codification
-Section 50
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