v3.26.1
Equity (Reclassifications Out of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Net investment gains (losses) $ (670) $ (387)
Net investment income 5,355 4,885
Net derivative gains (losses) 74 432
Other expenses 3,798 3,350
Income (loss) from continuing operations before provision for income tax 1,507 1,354
Income tax (expense) benefit (345) (404)
Net income (loss) 1,162 950
Reclassification out of Accumulated Other Comprehensive Income    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Net income (loss) (380) 92
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Investment Gains (Losses), Net of Related Offsets    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Net investment gains (losses) (220) (285)
Net investment income (1) 0
Net derivative gains (losses) (5) 44
Income (loss) from continuing operations before provision for income tax (226) (241)
Income tax (expense) benefit 58 54
Net income (loss) (168) (187)
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gains (Losses) on Derivatives    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Income (loss) from continuing operations before provision for income tax (246) 379
Income tax (expense) benefit 53 (76)
Net income (loss) (193) 303
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gains (Losses) on Derivatives | Interest rate contracts    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Net investment gains (losses) 1 0
Net investment income 1 17
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gains (Losses) on Derivatives | Foreign currency swaps    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Net investment gains (losses) (249) 360
Net investment income 1 2
Reclassification out of Accumulated Other Comprehensive Income | Defined Benefit Plans Adjustment    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Amortization of net actuarial gains (losses) (27) (34)
Amortization of prior service (costs) credit 3 3
Income (loss) from continuing operations before provision for income tax (24) (31)
Income tax (expense) benefit 5 7
Net income (loss) $ (19) $ (24)