v3.26.1
Derivative Instruments (Hedges of Net Investments in Foreign Operations) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Foreign Currency Forwards        
Derivatives, Fair Value [Line Items]        
Net Derivatives Gains (Losses) Deferred in AOCI $ 27 $ (106) $ 66 $ (121)