v3.26.3
LIABILITIES FOR FUTURE POLICYHOLDER BENEFITS - Policyholder Account Balance (Details) - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Present Value of Expected Future Policy Benefits      
Liability for Future Policy Benefit, before Reinsurance $ 16,949   $ 17,660
Retirement | Payout      
Present Value of Expected Net Premiums      
Balance, beginning of period 0 $ 0  
Beginning balance at original discount rate 0 0  
Effect of changes in cash flow assumptions 0 0  
Effect of actual variances from expected experience 0 0  
Adjusted beginning of period balance 0 0  
Issuances 0 0  
Interest accrual 0 0  
Net premiums collected 0 0  
Ending Balance at original discount rate 0 0  
Effect of changes in discount rate assumptions 0 0  
Balance, end of period 0 0  
Present Value of Expected Future Policy Benefits      
Balance, beginning of period 5,243 5,050  
Beginning balance of original discount rate 5,402 5,390  
Beginning balance before AOCI adjustments (15) (459)  
Effect of actual variances from expected experience (3) (3)  
Adjusted beginning of period balance 5,384 4,928  
Issuances 529 579  
Interest accrual 156 146  
Benefits payments (429) (376)  
Ending Balance at original discount rate 5,640 5,277  
Effect of changes in discount rate assumptions (480) (158)  
Balance, end of period 5,160 5,119  
Impact of flooring LFPB at zero 0 0  
Liability for Future Policy Benefit, before Reinsurance 5,160 5,119 5,243
Less: Reinsurance recoverable (1,246) (1,113)  
Net liability for future policy benefits, after reinsurance recoverable $ 3,914 $ 4,006  
Weighted-average duration of liability for future policyholder benefits (years) 7 years 3 months 18 days 7 years 6 months  
Corporate & Other | Term      
Present Value of Expected Net Premiums      
Balance, beginning of period $ 1,818 $ 1,932  
Beginning balance at original discount rate 1,802 1,959  
Effect of changes in cash flow assumptions 0 (30)  
Effect of actual variances from expected experience (75) (68)  
Adjusted beginning of period balance 1,727 1,861  
Issuances 22 28  
Interest accrual 64 69  
Net premiums collected (120) (131)  
Ending Balance at original discount rate 1,693 1,827  
Effect of changes in discount rate assumptions (119) 28  
Balance, end of period 1,574 1,855  
Present Value of Expected Future Policy Benefits      
Balance, beginning of period 3,058 3,216  
Beginning balance of original discount rate 2,991 3,215  
Beginning balance before AOCI adjustments 15 (46)  
Effect of actual variances from expected experience (113) (88)  
Adjusted beginning of period balance 2,893 3,081  
Issuances 24 30  
Interest accrual 109 117  
Benefits payments (168) (196)  
Ending Balance at original discount rate 2,858 3,032  
Effect of changes in discount rate assumptions (147) 85  
Balance, end of period 2,711 3,117  
Impact of flooring LFPB at zero 1 1  
Liability for Future Policy Benefit, before Reinsurance 1,138 1,263 1,241
Less: Reinsurance recoverable (848) (943)  
Net liability for future policy benefits, after reinsurance recoverable $ 290 $ 320  
Weighted-average duration of liability for future policyholder benefits (years) 6 years 8 months 12 days 6 years 9 months 18 days  
Corporate & Other | Group Pension      
Present Value of Expected Net Premiums      
Balance, beginning of period $ 0 $ 0  
Beginning balance at original discount rate 0 0  
Effect of changes in cash flow assumptions 0 0  
Effect of actual variances from expected experience 0 0  
Adjusted beginning of period balance 0 0  
Issuances 0 0  
Interest accrual 0 0  
Net premiums collected 0 0  
Ending Balance at original discount rate 0 0  
Effect of changes in discount rate assumptions 0 0  
Balance, end of period 0 0  
Present Value of Expected Future Policy Benefits      
Balance, beginning of period 432 460  
Beginning balance of original discount rate 472 514  
Beginning balance before AOCI adjustments 0 0  
Effect of actual variances from expected experience 0 1  
Adjusted beginning of period balance 472 515  
Issuances 0 0  
Interest accrual 12 13  
Benefits payments (43) (46)  
Ending Balance at original discount rate 441 482  
Effect of changes in discount rate assumptions (61) (40)  
Balance, end of period 380 442  
Impact of flooring LFPB at zero 0 0  
Liability for Future Policy Benefit, before Reinsurance 380 442 432
Less: Reinsurance recoverable 0 0  
Net liability for future policy benefits, after reinsurance recoverable $ 380 $ 442  
Weighted-average duration of liability for future policyholder benefits (years) 6 years 8 months 12 days 6 years 9 months 18 days  
Corporate & Other | Health      
Present Value of Expected Net Premiums      
Balance, beginning of period $ (23) $ (25)  
Beginning balance at original discount rate (24) (26)  
Effect of changes in cash flow assumptions 16 0  
Effect of actual variances from expected experience (1) (2)  
Adjusted beginning of period balance (9) (28)  
Issuances 0 0  
Interest accrual 0 (1)  
Net premiums collected 2 4  
Ending Balance at original discount rate (7) (25)  
Effect of changes in discount rate assumptions 1 1  
Balance, end of period (6) (24)  
Present Value of Expected Future Policy Benefits      
Balance, beginning of period 1,293 1,337  
Beginning balance of original discount rate 1,458 1,555  
Beginning balance before AOCI adjustments 33 0  
Effect of actual variances from expected experience (4) (4)  
Adjusted beginning of period balance 1,487 1,551  
Issuances 0 0  
Interest accrual 36 38  
Benefits payments (106) (111)  
Ending Balance at original discount rate 1,417 1,478  
Effect of changes in discount rate assumptions (243) (166)  
Balance, end of period 1,174 1,312  
Impact of flooring LFPB at zero 0 0  
Liability for Future Policy Benefit, before Reinsurance 1,180 1,336 $ 1,316
Less: Reinsurance recoverable (903) (1,042)  
Net liability for future policy benefits, after reinsurance recoverable $ 277 $ 294  
Weighted-average duration of liability for future policyholder benefits (years) 8 years 8 years 2 months 12 days