Risk Management Activities - Schedule of Derivative Instruments In Statement Of Financial Position, Fair Value (Details) - USD ($)		Dec. 31, 2022	Dec. 31, 2021
Derivatives, Fair Value [Line Items]
Liabilities from Price Risk Management Activities		$ 169,000,000	$ 269,000,000
Price Risk Derivative
Derivatives, Fair Value [Line Items]
Other Assets		0	6,000,000
Liabilities from Price Risk Management Activities	[1]	169,000,000	269,000,000
Other Liabilities	[2]	371,000,000	$ 37,000,000
Liabilities From Price Risk Management Activities
Derivatives, Fair Value [Line Items]
Derivative gross liability		287,000,000
Derivative , gross asset		26,000,000
Collateral posted on derivative		92,000,000
Other Liabilities
Derivatives, Fair Value [Line Items]
Derivative gross liability		606,000,000
Derivative , gross asset		3,000,000
Collateral posted on derivative		$ 232,000,000

[1] The current portion of Liabilities from Price Risk Management Activities consists of gross liabilities of $287 million, partially offset by gross assets of $26 million and collateral posted with counterparties of $92 million, at December 31, 2022.

[2] The noncurrent portion of Liabilities from Price Risk Management Activities consists of gross liabilities of $606 million, partially offset by gross assets of $3 million and collateral posted with counterparties of $232 million, at December 31, 2022.