v3.26.1
Future Policy Benefits - Expected future benefits, expenses, and gross premiums (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Jun. 30, 2025
Individual Retirement    
Liability for Future Policy Benefit, Activity [Line Items]    
Undiscounted expected future benefits and expense $ 1,849 $ 1,856
Undiscounted expected future gross premiums 0 0
Group Retirement    
Liability for Future Policy Benefit, Activity [Line Items]    
Undiscounted expected future benefits and expense 396 428
Undiscounted expected future gross premiums 0 0
Life Insurance    
Liability for Future Policy Benefit, Activity [Line Items]    
Undiscounted expected future benefits and expense 30,847 30,285
Undiscounted expected future gross premiums 21,116 20,762
Discounted expected future gross premiums (at current discount rate) 14,173 13,911
Institutional Markets    
Liability for Future Policy Benefit, Activity [Line Items]    
Undiscounted expected future benefits and expense 53,802 43,970
Undiscounted expected future gross premiums 0 0
Corporate & Other    
Liability for Future Policy Benefit, Activity [Line Items]    
Undiscounted expected future benefits and expense 39,129 40,512
Undiscounted expected future gross premiums 1,730 1,896
Discounted expected future gross premiums (at current discount rate) $ 1,175 $ 1,287