v3.26.1
Derivatives and Hedging Activities (Narrative) (Details)
$ in Millions
Mar. 31, 2026
USD ($)
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Collateral Already Posted, Aggregate Fair Value $ 43
Aggregate fair value of uncleared derivative instruments with credit risk-related contingent features in a net derivative liability position (before cash collateral and related accrued interest) $ 45