v3.26.1
Reserves for Future Policy Benefits and Claims Payable - Schedule of Reserves for Future Policy Benefits and Claims Payable Balances (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Liability for Future Policy Benefit, Activity [Line Items]    
Reserves for future policy benefits $ 8,153 $ 8,396
Closed Block Life 1,175 1,195
Other future policy benefits and claims payable 1,378 1,305
Reserves for future policy benefits and claims payable 10,706 10,896
Payout Annuities    
Liability for Future Policy Benefit, Activity [Line Items]    
Reserves for future policy benefits 1,156 1,169
Closed Block Life    
Liability for Future Policy Benefit, Activity [Line Items]    
Reserves for future policy benefits 3,464 3,580
Closed Block Annuity    
Liability for Future Policy Benefit, Activity [Line Items]    
Reserves for future policy benefits $ 3,533 $ 3,647