Risk Management Activities - Schedule of Derivative Instruments in Statement of Financial Position, Fair Value (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Derivatives, Fair Value [Line Items]
Derivative liability, current	$ 32	$ 0
Other Liabilities
Derivatives, Fair Value [Line Items]
Derivative liability, fair value, gross liability	39	104
Derivative liability offset		1
Price Risk Derivative
Derivatives, Fair Value [Line Items]
Derivative asset, fair value, gross asset	148
Derivative liability, current	32	0
Derivative liability, noncurrent	39	103
Derivative liability, fair value, gross liability	33
Derivative liability asset offset	1
Price Risk Derivative \| Assets From Price Risk Management Activities
Derivatives, Fair Value [Line Items]
Derivative asset, fair value, gross asset	0	106
Price Risk Derivative \| Other Assets
Derivatives, Fair Value [Line Items]
Derivative asset, fair value, gross asset	$ 148	$ 0

Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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