Derivative Instruments and Hedging Activities - Summary Of Balance Sheet Locations And Related Fair Values Of Outstanding Derivative Instruments (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Derivative [Line Items]
Gross Assets	$ 3	$ 19
Gross Liabilities Offset in Balance Sheet	0	0
Net Assets Recognized in Balance Sheet	$ 3	$ 19
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Prepayments and other	Prepayments and other
Gross Liabilities	$ 11	$ 2
Gross Assets Offset in Balance Sheet	0	0
Net Liabilities Recognized in Balance Sheet	$ 11	$ 2
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accrued Liabilities, Current	Accrued Liabilities, Current
NYMEX futures contracts
Derivative [Line Items]
Gross Assets	$ 1	$ 0
Gross Liabilities Offset in Balance Sheet	0	0
Net Assets Recognized in Balance Sheet	1	0
Gross Liabilities	0	1
Gross Assets Offset in Balance Sheet	0	0
Net Liabilities Recognized in Balance Sheet	0	1
Commodity forward contracts \| Long
Derivative [Line Items]
Gross Assets	2	1
Gross Liabilities Offset in Balance Sheet	0	0
Net Assets Recognized in Balance Sheet	2	1
Gross Liabilities	0	1
Gross Assets Offset in Balance Sheet	0	0
Net Liabilities Recognized in Balance Sheet	0	1
Commodity forward contracts \| Short
Derivative [Line Items]
Gross Assets	0
Gross Liabilities Offset in Balance Sheet	0
Net Assets Recognized in Balance Sheet	0
Gross Liabilities	1
Gross Assets Offset in Balance Sheet	0
Net Liabilities Recognized in Balance Sheet	1
Foreign currency forward contracts
Derivative [Line Items]
Gross Assets	0	18
Gross Liabilities Offset in Balance Sheet	0	0
Net Assets Recognized in Balance Sheet	0	18
Gross Liabilities	10	0
Gross Assets Offset in Balance Sheet	0	0
Net Liabilities Recognized in Balance Sheet	$ 10	$ 0

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