Risk Management Activities - Schedule of Derivative Instruments In Statement Of Financial Position, Fair Value (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Derivatives, Fair Value [Line Items]
Assets from Price Risk Management, Current	$ 106
Liabilities from Price Risk Management Activities	0	$ 169
Price Risk Derivative
Derivatives, Fair Value [Line Items]
Assets from Price Risk Management, Current		0
Liabilities from Price Risk Management Activities	0	169
Other Liabilities	103	$ 371
Other Liabilities
Derivatives, Fair Value [Line Items]
Derivative gross liability	104
Derivative , gross asset	$ 1

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