v3.26.1
Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance $ 42,442 $ 40,414 $ 41,874 $ 41,243
Other comprehensive income (loss) (763) (226) (1,555) (475)
Balance 42,910 40,430 42,910 40,430
AOCI Attributable to Parent        
Other Comprehensive Income (Loss), Tax [Abstract]        
Other Comprehensive Income (Loss), Tax 257 105 514 187
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance (3,598) (2,590) (2,806) (2,341)
Other comprehensive income (loss) (763) (226) (1,555) (475)
Balance (4,361) (2,816) (4,361) (2,816)
Securities and derivatives        
Other Comprehensive Income (Loss), Tax [Abstract]        
Other comprehensive income (loss), before reclassifications, tax (76) (93) (32) (44)
Reclassification adjustment, tax 0 (4) (1) (13)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance 465 732 594 832
Other comprehensive income (loss) before reclassifications, after-tax 249 303 116 169
Net amounts reclassified from AOCI to net income 0 18 4 52
Other comprehensive income (loss) 249 321 120 221
Balance 714 1,053 714 1,053
Net long-duration insurance and contractholder liabilities measurement adjustments        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance (2,964) (2,206) (2,329) (2,038)
Other comprehensive income (loss) (1,012) (609) (1,647) (777)
Balance (3,976) (2,815) (3,976) (2,815)
Change in discount rate for certain long-duration liabilities        
Other Comprehensive Income (Loss), Tax [Abstract]        
Other comprehensive income (loss), before reclassifications, tax 336 205 550 238
Reclassification adjustment, tax 0 0 0 16
Other Comprehensive Income (Loss), Tax 336 205 550 254
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Other comprehensive income (loss) before reclassifications, after-tax (1,007) (615) (1,643) (723)
Net amounts reclassified from AOCI to net income 0 0 0 (56)
Other comprehensive income (loss) (1,007) (615) (1,643) (779)
Change in instrument-specific credit risk for market risk benefits        
Other Comprehensive Income (Loss), Tax [Abstract]        
Other Comprehensive Income (Loss), Tax 2 (2) 2 (1)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Other comprehensive income (loss) (5) 6 (4) 2
Translation of foreign currencies        
Other Comprehensive Income (Loss), Tax [Abstract]        
Other comprehensive income (loss), before reclassifications, tax 0 (2) 2 (8)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance (162) (185) (127) (198)
Other comprehensive income (loss) before reclassifications, after-tax (13) 65 (48) 78
Balance (175) (120) (175) (120)
Postretirement benefits liability        
Other Comprehensive Income (Loss), Tax [Abstract]        
Other comprehensive income (loss), before reclassifications, tax (3) 3 (3) 3
Reclassification adjustment, tax (2) (2) (4) (4)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance (937) (931) (944) (937)
Other comprehensive income (loss) before reclassifications, after-tax 7 (9) 7 (9)
Net amounts reclassified from AOCI to net income 6 6 13 12
Other comprehensive income (loss) 13 (3) 20 3
Balance $ (924) $ (934) $ (924) $ (934)