v3.26.1
Related Parties - Related party transactions with AIG (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Feb. 12, 2026
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Feb. 11, 2026
Related Party Transaction [Line Items]            
Purchase of common stock   $ 302 $ 314 $ 1,565 $ 640  
AIG | Corebridge Financial            
Related Party Transaction [Line Items]            
Ownership percentage (as a percent) 6.00%         10.00%
Related Party            
Related Party Transaction [Line Items]            
Purchase of common stock $ 750