Derivative Assets And Liabilities Table - Gross FV and Netting Offset (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	$ 384	$ 263
Derivative Liability, Fair Value, Gross Liability	(305)	(293)
Derivative Asset, Fair Value, Amount Not Offset Against Collateral	98	17
Derivative Liability, Fair Value, Amount Not Offset Against Collateral	19	47
Derivative assets (liabilities)
Derivatives, Fair Value [Line Items]
Counterparty netting	(53)	(42)
Counterparty netting	53	42
Other current assets (liabilities)
Derivatives, Fair Value [Line Items]
Counterparty netting	(233)	(204)
Counterparty netting	233	204
OTC Contracts [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	73	51
Derivative Liability, Fair Value, Gross Liability	(68)	(57)
Broker cleared derivative contracts [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	311	212
Derivative Liability, Fair Value, Gross Liability	$ (237)	$ (236)

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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