v3.26.1
Policy Liabilities - Additional Information (Details) - USD ($)
$ in Billions
Jun. 30, 2026
Jun. 30, 2025
Life    
Liability for Future Policy Benefit, Activity [Line Items]    
Difference between expected future gross premiums and expected future net premiums $ 17.9 $ 17.4
Health    
Liability for Future Policy Benefit, Activity [Line Items]    
Difference between expected future gross premiums and expected future net premiums $ 6.9 $ 6.0