v3.24.0.1
Long-duration Contracts - Schedule of Remeasurement of Gain (Losses) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Insurance [Abstract]    
Reserves $ 364 $ 120
Deferred profit liability (246) (126)
Negative VOBA (65) 21
Total remeasurement gains (losses) $ 53 $ 15