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AOCI - Schedule of Reclassifications Out of AOCI (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Net investment income | $ 1,466 | $ 1,332 | $ 2,924 | $ 2,679
Interest and debt expense | 13 | (86) | (67) | (167)
Realized gain (loss) | (641) | 663 | (631) | 230
Benefits | (1,994) | (2,008) | (4,062) | (4,011)
Income (loss) before taxes | 848 | 1,096 | (101) | 2,625
Federal income tax expense (benefit) | (149) | (201) | 78 | (509)
Net income (loss) | $ 699 | $ 895 | (23) | 2,116
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gain (Loss) on Fixed Maturity AFS Securities and Certain |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Realized gain (loss) |  |  | (143) | (159)
Benefits |  |  | 26 | 22
Income (loss) before taxes |  |  | (117) | (137)
Federal income tax expense (benefit) |  |  | 25 | 29
Net income (loss) |  |  | (92) | (108)
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gain (Loss) on Derivative Instruments |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Interest and debt expense |  |  | 8 | 15
Realized gain (loss) |  |  | 3 | (1)
Income (loss) before taxes |  |  | 39 | 42
Federal income tax expense (benefit) |  |  | (8) | (9)
Net income (loss) |  |  | 31 | 33
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gain (Loss) on Derivative Instruments | Interest rate contracts |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Net investment income |  |  | 1 | (1)
Reclassification out of Accumulated Other Comprehensive Income | Unrealized Gain (Loss) on Derivative Instruments | Foreign currency contracts |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Net investment income |  |  | $ 27 | $ 29

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