v3.26.1
Related Parties - Related party transactions with VIEs (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
Related Party Transaction [Line Items]          
Gain (loss) attributable to noncontrolling interest of consolidated VIEs $ 0 $ (8) $ (8) $ (1)  
Consolidated VIE          
Related Party Transaction [Line Items]          
Gain (loss) attributable to noncontrolling interest of consolidated VIEs (3) (9) (14) (4)  
Consolidated VIE | Related Party          
Related Party Transaction [Line Items]          
Debt of consolidated investment entities 0   0   $ 24
Noncontrolling interest 257   257   334
Gain (loss) attributable to noncontrolling interest of consolidated VIEs (20) $ (12) (14) $ (8)  
AIG Affiliates | Real Estate and Investment Funds          
Related Party Transaction [Line Items]          
Off-balance sheet exposure associated with VIEs $ 500   $ 500   $ 600