v3.26.1
Market Risk Benefits - Schedule of Balances and Changes in Market Risk Benefit (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Indexed annuities    
Market Risk Benefit [Roll Forward]    
Balance beginning of period $ 812 $ 420
Balance, beginning of period, before effect of changes in the instrument-specific credit risk 684 322
Issuances and benefit payments 45 147
Attributed fees collected and interest accrual 44 156
Actual policyholder behavior different from expected 53 45
Changes in assumptions and other (10) 8
Effects of market related movements (12) 6
Balance, end of period, before effect of changes in the instrument-specific credit risk 804 684
Issuances and benefit payments 45 147
Attributed fees collected and interest accrual 44 156
Actual policyholder behavior different from expected 53 45
Changes in assumptions and other (10) 8
Effects of market related movements (12) 6
Effect of changes in the instrument-specific credit risk 80 128
Balance, end of period 884 812
Less: reinsured market risk benefits 225 195
Balance, end of period, net of reinsurance $ 659 $ 617
Weighted-average attained age of policyholders weighted by total AV (years) 67 years 9 months 25 days 67 years 10 months 2 days
Net amount at risk $ 2,082 $ 1,900
Fixed rate annuities    
Market Risk Benefit [Roll Forward]    
Balance beginning of period 1 1
Balance, beginning of period, before effect of changes in the instrument-specific credit risk 1 1
Issuances and benefit payments 0 0
Attributed fees collected and interest accrual 0 0
Actual policyholder behavior different from expected 0 0
Changes in assumptions and other 0 0
Effects of market related movements 0 0
Balance, end of period, before effect of changes in the instrument-specific credit risk 1 1
Issuances and benefit payments 0 0
Attributed fees collected and interest accrual 0 0
Actual policyholder behavior different from expected 0 0
Changes in assumptions and other 0 0
Effects of market related movements 0 0
Effect of changes in the instrument-specific credit risk 0 0
Balance, end of period 1 1
Less: reinsured market risk benefits 0 0
Balance, end of period, net of reinsurance $ 1 $ 1
Weighted-average attained age of policyholders weighted by total AV (years) 84 years 8 months 26 days 84 years 8 months 8 days
Net amount at risk $ 2 $ 2