v3.26.3
Derivatives - Net Change in Fair Value of Credit Derivatives Gains (Losses) (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Credit Derivatives        
Fair value gains (losses) on derivatives $ 10 $ 5 $ 17 $ 110
LBIE vs. AG Financial Products | Positive Outcome of Litigation | Settled Litigation | AG Financial Products Inc.        
Credit Derivatives        
Litigation settlement, gain       103
Credit        
Credit Derivatives        
Realized gains (losses) and other settlements 1 2 4 107
Net unrealized gains (losses) 1 3 1 3
Fair value gains (losses) on derivatives 2 5 5 110
Cross-currency swaps        
Credit Derivatives        
Fair value gains (losses) on derivatives 3 0 (1) 0
Interest rate swaps        
Credit Derivatives        
Fair value gains (losses) on derivatives (1) 0 (2) 0
Inflation swaps        
Credit Derivatives        
Fair value gains (losses) on derivatives 4 0 6 0
Funds withheld - embedded derivative        
Credit Derivatives        
Fair value gains (losses) on derivatives $ 2 $ 0 $ 9 $ 0