v3.25.4
Future Contract Benefits - Summary of Reconciliation of Future Contract Benefits (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Liability for Future Policy Benefit, Activity [Line Items]    
Future contract benefits $ 42,360 $ 40,002
Other    
Liability for Future Policy Benefit, Activity [Line Items]    
Future contract benefits 3,294 3,241
Payout Annuities    
Liability for Future Policy Benefit, Activity [Line Items]    
Future contract benefits 2,036 2,008
Traditional Life    
Liability for Future Policy Benefit, Activity [Line Items]    
Future contract benefits 3,521 3,504
Group Protection    
Liability for Future Policy Benefit, Activity [Line Items]    
Future contract benefits 5,836 5,628
UL and Other    
Liability for Future Policy Benefit, Activity [Line Items]    
Future contract benefits 18,597 16,663
Other Operations    
Liability for Future Policy Benefit, Activity [Line Items]    
Future contract benefits 9,076 8,958
Protective | Other Operations    
Liability for Future Policy Benefit, Activity [Line Items]    
Future contract benefits 5,400 5,400
Swiss Re | Other Operations    
Liability for Future Policy Benefit, Activity [Line Items]    
Future contract benefits $ 1,900 $ 1,700