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Derivative Financial Instruments - Schedule of Exposure to Credit Loss on Call Options Held (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Derivatives, Fair Value [Line Items]
Fair Value	$ 973	$ 827
Derivatives not designated as hedging instruments
Derivatives, Fair Value [Line Items]
Fair Value	961	825
Derivatives not designated as hedging instruments | Derivative instruments excluding futures contracts
Derivatives, Fair Value [Line Items]
Fair Value	924	782
Collateral	856	771
Net Credit Risk	$ 68	$ 34

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- Definition

Amount of obligation to return cash collateral under master netting arrangements offset against derivative assets.

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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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