Derivative Assets And Liabilities Table - Gross FV and Netting Offset (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	$ 366	$ 616
Derivative Liability, Fair Value, Gross Liability	(318)	(464)
Derivative Asset, Fair Value, Amount Not Offset Against Collateral	76	176
Derivative Liability, Fair Value, Amount Not Offset Against Collateral	28	24
Derivative assets (liabilities)
Derivatives, Fair Value [Line Items]
Counterparty netting	(53)	(72)
Counterparty netting	53	72
Other current assets (liabilities)
Derivatives, Fair Value [Line Items]
Counterparty netting	(237)	(368)
Counterparty netting	237	368
Without offsetting agreements [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	0	6
Derivative Liability, Fair Value, Gross Liability	0	(4)
OTC Contracts [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	79	132
Derivative Liability, Fair Value, Gross Liability	(60)	(80)
Broker cleared derivative contracts [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	287	478
Derivative Liability, Fair Value, Gross Liability	$ (258)	$ (380)

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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