v3.26.1
Market Risk Benefits - Schedule of Balances of and Changes in Market Risk Benefits (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Market Risk Benefit [Roll Forward]    
Beginning balance $ 349  
Ending balance 368 $ 349
Fixed indexed annuities    
Market Risk Benefit [Roll Forward]    
Beginning balance 52 48
Beginning balance before effect of changes in instrument-specific credit risk 50 45
Issuances 0 0
Interest accretion 0 2
Attributed fees collected 1 4
Benefit payments 0 0
Effect of changes in interest rates (1) 5
Effect of changes in equity markets 2 (2)
Actual policyholder behavior different from expected behavior (1) (3)
Effect of changes in future expected policyholder behavior 0 0
Effect of changes in other future expected assumptions 0 (3)
Other 0 2
Ending balance before effect of changes in instrument-specific credit risk 51 50
Effect of changes in instrument-specific credit risk 2 2
Ending balance 53 52
Less: reinsurance recoverable 0 0
Market risk benefits, net of reinsurance recoverable $ 53 $ 52
Weighted-average attained age of contractholders 75 years 75 years
Variable annuities    
Market Risk Benefit [Roll Forward]    
Beginning balance $ 297 $ 360
Beginning balance before effect of changes in instrument-specific credit risk 294 356
Issuances 0 0
Interest accretion 3 16
Attributed fees collected 9 35
Benefit payments (4) (24)
Effect of changes in interest rates (3) 35
Effect of changes in equity markets 17 (116)
Actual policyholder behavior different from expected behavior (4) (8)
Effect of changes in future expected policyholder behavior 0 0
Effect of changes in other future expected assumptions 0 0
Other 0 0
Ending balance before effect of changes in instrument-specific credit risk 312 294
Effect of changes in instrument-specific credit risk 3 3
Ending balance 315 297
Less: reinsurance recoverable 101 98
Market risk benefits, net of reinsurance recoverable $ 214 $ 199
Weighted-average attained age of contractholders 77 years 77 years
Reinsurance recoverable    
Market Risk Benefit [Roll Forward]    
Beginning balance $ 98 $ 107
Beginning balance before effect of changes in instrument-specific credit risk 98 107
Issuances 0 0
Interest accretion 1 5
Attributed fees collected 2 8
Benefit payments (2) (12)
Effect of changes in interest rates 0 4
Effect of changes in equity markets 2 (13)
Actual policyholder behavior different from expected behavior 0 (1)
Effect of changes in future expected policyholder behavior 0 0
Effect of changes in other future expected assumptions 0 0
Other 0 0
Ending balance before effect of changes in instrument-specific credit risk 101 98
Effect of changes in instrument-specific credit risk 0 0
Ending balance $ 101 $ 98