v3.26.1
Policyholder Account Balances - Schedule of Liabilities for Policyholder Account (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Dec. 31, 2024
Policyholder Account Balance [Line Items]      
Policyholder account balances $ 13,895 $ 13,843  
Fixed indexed annuity embedded derivatives      
Policyholder Account Balance [Line Items]      
Policyholder account balances 132 138  
Indexed universal life embedded derivatives      
Policyholder Account Balance [Line Items]      
Policyholder account balances 14 14  
Life insurance      
Policyholder Account Balance [Line Items]      
Policyholder account balances 6,952 6,993 $ 7,235
Fixed annuities      
Policyholder Account Balance [Line Items]      
Policyholder account balances 3,071 3,278 3,789
Variable annuities      
Policyholder Account Balance [Line Items]      
Policyholder account balances 399 420 $ 467
Funding agreements      
Policyholder Account Balance [Line Items]      
Policyholder account balances 298 0  
Additional insurance liabilities      
Policyholder Account Balance [Line Items]      
Policyholder account balances 3,015 2,986  
Other      
Policyholder Account Balance [Line Items]      
Policyholder account balances $ 14 $ 14