v3.26.1
Investments (Supplemental Net Investment Gains (Losses)) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Net Investment Income [Line Items]              
Equity Securities, FV-NI, Unrealized Gain (Loss) $ 16 $ 63 $ 7 $ 73      
Realized gains (losses) on investments sold or disposed (238) (145) (480) (446)      
Foreign Currency Transaction Gain (Loss), Realized 47 70 (85) 145      
Debt and Equity Securities, Realized Gain (Loss) 32 (43) (39) (301)      
Gain (Loss) on Sales of Loans, Net (200) (269) (326) (461)      
Notes Issued by Collateralized Financing Entities 1,497   1,497     $ 1,206  
Notes Issued by CFEs              
Net Investment Income [Line Items]              
Notes Issued by Collateralized Financing Entities   0   0     $ 0
Notes Issued by CFEs              
Net Investment Income [Line Items]              
Notes Issued by Collateralized Financing Entities 12   12   $ 12    
Cash Flow Hedging [Member]              
Net Investment Income [Line Items]              
Realized gains (losses) on investments sold or disposed (15) 10 (15) 9      
Equity Securities              
Net Investment Income [Line Items]              
Equity Securities, FV-NI, Unrealized Gain (Loss) 20 46 9 38      
FVO securities              
Net Investment Income [Line Items]              
Equity Securities, FV-NI, Unrealized Gain (Loss) (28) 0 (28) 0      
Debt and Equity Securities, Realized Gain (Loss)   0 (32) 0      
Notes Issued by CFEs              
Net Investment Income [Line Items]              
Equity Securities, FV-NI, Unrealized Gain (Loss) 12 0          
Realized Investment Gains (Losses), Net              
Net Investment Income [Line Items]              
Debt and Equity Securities, Realized Gain (Loss) $ 270 $ 102 $ 441 $ 145