Derivatives and Hedging (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Total derivative assets	$ 1,725		$ 1,725		$ 1,671
Total derivative liabilities	5,759		5,759		$ 6,215
Anticipated pre-tax gain (loss) reclassified from accumulated other comprehensive income (loss) to earnings			$ 314
Maximum length of time hedged in cash flow hedge (future cash flows)			25 years
Net investment hedges income (loss) before taxes	$ 29	$ (76)	$ 53	$ (142)

Fair value, after the 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 not subject to a master netting arrangement and not elected to be offset.

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- Definition

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