v3.26.1
Insurance Liabilities (Future Policy Benefits - Reconciliation) (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Jun. 30, 2025
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Liability for Future Policy Benefit, before Reinsurance $ 31,940 $ 31,974
Liabilities reported in the preceding rollforward tables    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Liability for Future Policy Benefit, before Reinsurance 22,701 21,794
Long-term care insurance (1)    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Liability for Future Policy Benefit, before Reinsurance 4,988 5,153
ULSG liabilities, including liability for profits followed by losses    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Liability for Future Policy Benefit, before Reinsurance 64 941
Participating whole life insurance (2)    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Liability for Future Policy Benefit, before Reinsurance 3,324 3,254
Deferred profit liabilities    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Liability for Future Policy Benefit, before Reinsurance 467 457
Other    
Liability for Future Policy Benefit, by Product Segment [Line Items]    
Liability for Future Policy Benefit, before Reinsurance $ 396 $ 375