v3.25.3
Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance $ 40,430 $ 41,527 $ 41,243 $ 46,244
Other comprehensive income (loss) 17 279 (458) (299)
Balance 42,014 42,298 42,014 42,298
AOCI Attributable to Parent        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance (2,816) (2,442) (2,341) (1,864)
Other comprehensive income (loss) 17 279 (458) (299)
Balance (2,799) (2,163) (2,799) (2,163)
Other Comprehensive Income (Loss), Tax [Abstract]        
Other Comprehensive Income (Loss), Tax (10) (70) 177 113
Securities and derivatives        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance 1,053 400 832 171
Other comprehensive income (loss) before reclassifications, after-tax (406) 254 (237) 435
Net amounts reclassified from AOCI to net income 5 10 57 58
Other comprehensive income (loss) (401) 264 (180) 493
Balance 652 664 652 664
Other Comprehensive Income (Loss), Tax [Abstract]        
Other comprehensive income (loss), before reclassifications, tax 137 (65) 93 (133)
Reclassification adjustment, tax (1) (2) (14) (15)
Net long-duration insurance and contractholder liabilities measurement adjustments        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance (2,815) (1,743) (2,038) (971)
Other comprehensive income (loss) 421 (28) (356) (800)
Balance (2,394) (1,771) (2,394) (1,771)
Change in discount rate for certain long-duration liabilities        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Other comprehensive income (loss) before reclassifications, after-tax 427 (31) (296) (789)
Net amounts reclassified from AOCI to net income 0 0 (56) 0
Other comprehensive income (loss) 427 (31) (352) (789)
Other Comprehensive Income (Loss), Tax [Abstract]        
Other comprehensive income (loss), before reclassifications, tax (146) 3 92 265
Reclassification adjustment, tax 0 0 16 0
Other Comprehensive Income (Loss), Tax (146) 3 108 265
Change in instrument-specific credit risk for market risk benefits        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Other comprehensive income (loss) before reclassifications, after-tax (6) 3 (4) (11)
Other Comprehensive Income (Loss), Tax [Abstract]        
Other comprehensive income (loss), before reclassifications, tax 2 0 1 4
Translation of foreign currencies        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance (120) (180) (198) (149)
Other comprehensive income (loss) before reclassifications, after-tax (10) 39 68 8
Balance (130) (141) (130) (141)
Other Comprehensive Income (Loss), Tax [Abstract]        
Other comprehensive income (loss), before reclassifications, tax 0 (2) (8) (5)
Postretirement benefits liability        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance (934) (919) (937) (915)
Other comprehensive income (loss) before reclassifications, after-tax 0 0 (9) (16)
Net amounts reclassified from AOCI to net income 7 4 19 16
Other comprehensive income (loss) 7 4 10 0
Balance (927) (915) (927) (915)
Other Comprehensive Income (Loss), Tax [Abstract]        
Other comprehensive income (loss), before reclassifications, tax 1 1 4 5
Reclassification adjustment, tax $ (3) $ (5) $ (7) $ (8)