v3.25.4
Related Parties - Related party transactions with blackstone (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Related Party Transaction [Line Items]      
Investment expenses $ 768 $ 765 $ 579
Related Party      
Related Party Transaction [Line Items]      
Investment expenses $ 323 $ 243 $ 175