v3.25.4
Future Contract Benefits - Summary of Changes in Present Values of LFPB (Group Protection) (Details) - Group Protection - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Present Value of Expected Future Policy Benefits      
Balance as of beginning-of-year $ 5,628 $ 5,689  
Beginning balance at original discount rate 6,178 6,179  
Effect of changes in cash flow assumptions   (66) $ (2)
Effect of actual variances from expected experience   (242) $ (345)
Adjusted balance as of beginning-of-year 5,870 5,832  
New incidence 1,574 1,641  
Interest 195 181  
Benefit payments (1,440) (1,476)  
Ending balance at original discount rate 6,199 6,178  
Effect of cumulative changes in discount rate assumptions (363) (550)  
Balance as of end-of-period 5,836 5,628  
Less: reinsurance recoverables 3,975 3,771  
Net balance as of end-of-period, net of reinsurance $ 1,861 $ 1,857  
Weighted-average duration of future policyholder benefit liability 5 years 5 years  
Cumulative effect from adoption of new accounting standards      
Present Value of Expected Future Policy Benefits      
Balance as of beginning-of-year $ (550) $ (490)  
Balance as of end-of-period   $ (550)