v3.26.3
Future Policy Benefits - Schedule of Balances and Changes in the Present Value of Expected Net Premiums and Present Value of FPB (Details) - USD ($)
$ in Millions
9 Months Ended 12 Months Ended
Sep. 30, 2026
Dec. 31, 2025
Dec. 31, 2024
Expected FPB      
Net liability for future policy benefits $ 10,241 $ 10,755  
Traditional life      
Liability for Future Policy Benefit, Expected Net Premium      
Balance, beginning of year 585 631  
Beginning balance at original discount rate 700 780  
Effect of actual variances from expected experience   (5) $ 1
Balance adjusted for variances from expectation   694 781
Interest accrual 10 15  
Net premiums collected (65) (96)  
Ending balance at original discount rate 639 700  
Effect of actual variances from expected experience   (5) 1
Effect of changes in discount rate assumptions (138) (115)  
Balance, end of period 501 585  
Expected FPB      
Balance, beginning of year 1,855 1,933  
Beginning balance at original discount rate 2,167 2,368  
Effect of actual variances from expected experience   (10) (21)
Balance adjusted for variances from expectation   2,150 2,347
Interest accrual 35 50  
Benefits payments (149) (230)  
Ending balance at original discount rate 2,036 2,167  
Effect of actual variances from expected experience   (10) (21)
Balance adjusted for variances from expectation   2,150 2,347
Interest accrual 35 50  
Benefits payments (149) (230)  
Effect of changes in discount rate assumptions (404) (312)  
Balance, end of period 1,632 1,855  
Net liability for future policy benefits 1,131 1,270  
Less: Reinsurance recoverable 463 489  
Net liability for future policy benefits, after reinsurance recoverable $ 668 $ 781  
Weighted-average duration of liability for future policyholder benefits (years) 5 years 9 months 7 days 6 years 10 months 2 days  
PRT      
Expected FPB      
Balance, beginning of year $ 8,112 $ 6,054  
Beginning balance at original discount rate 8,268 6,417  
Effect of changes in cash flow assumptions   8 (36)
Effect of actual variances from expected experience   (36) 13
Balance adjusted for variances from expectation   8,240 6,394
Issuances 749 2,206  
Interest accrual 305 331  
Benefits payments (619) (663)  
Ending balance at original discount rate 8,675 8,268  
Effect of changes in cash flow assumptions   8 (36)
Effect of actual variances from expected experience   (36) 13
Balance adjusted for variances from expectation   8,240 6,394
Issuances 749 2,206  
Interest accrual 305 331  
Benefits payments (619) (663)  
Effect of changes in discount rate assumptions (800) (156)  
Balance, end of period 7,875 8,112  
Net liability for future policy benefits, after reinsurance recoverable $ 7,875 $ 8,112  
Weighted-average duration of liability for future policyholder benefits (years) 7 years 3 months 21 days 7 years 9 months 18 days  
Immediate annuities      
Expected FPB      
Balance, beginning of year $ 1,276 $ 1,297  
Beginning balance at original discount rate 1,679 1,732  
Effect of actual variances from expected experience   1 (11)
Balance adjusted for variances from expectation   1,680 1,721
Issuances 15 17  
Interest accrual 40 54  
Benefits payments (85) (113)  
Ending balance at original discount rate 1,650 1,679  
Effect of actual variances from expected experience   1 (11)
Balance adjusted for variances from expectation   1,680 $ 1,721
Issuances 15 17  
Interest accrual 40 54  
Benefits payments (85) (113)  
Effect of changes in discount rate assumptions (514) (403)  
Balance, end of period 1,136 1,276  
Net liability for future policy benefits 1,136 1,276  
Less: Reinsurance recoverable 98 106  
Net liability for future policy benefits, after reinsurance recoverable $ 1,038 $ 1,170  
Weighted-average duration of liability for future policyholder benefits (years) 11 years 9 months 25 days 12 years 3 months 25 days