v3.26.3
Annuity Reinsurance - Additional Information (Details)
$ in Millions
3 Months Ended 8 Months Ended 9 Months Ended
Sep. 30, 2026
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2026
USD ($)
Sep. 30, 2026
USD ($)
contract
Sep. 30, 2025
USD ($)
Effects of Reinsurance [Line Items]          
Number of contracts | contract       2  
Interest accrual $ 10 $ 0   $ 25 $ 0
Annuity Reinsurance          
Effects of Reinsurance [Line Items]          
Interest accrual $ 5   $ 14 $ 15