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Accumulated Other Comprehensive Income (AOCI) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
AOCI, Net of Tax |  |  |  |
AOCI, net of tax, beginning balance |  |  | $ 13,935 |
AOCI, net of tax, ending balance | $ 14,301 | $ 12,777 | 14,301 | $ 12,777
AOCI on Net Unrecognized Investment Gain (Loss) |  |  |  |
AOCI, Before Tax |  |  |  |
AOCI, before tax, beginning of period | (486) | (625) | (553) | (570)
Other comprehensive income before reclassification, before tax | 16 | (93) | 81 | (158)
Reclassification adjustment, before tax | 12 | 18 | 14 | 28
Effect on other comprehensive income, before tax | 28 | (75) | 95 | (130)
AOCI, before tax, end of period | (458) | (700) | (458) | (700)
AOCI, Tax |  |  |  |
AOCI, tax, beginning of period | (105) | (134) | (119) | (123)
Other comprehensive income before reclassification, tax | 3 | (21) | 17 | (34)
Reclassification adjustment, tax | 3 | 4 | 3 | 6
Effect on other comprehensive income, tax | 6 | (17) | 20 | (28)
AOCI, tax, end of period | (99) | (151) | (99) | (151)
AOCI, Net of Tax |  |  |  |
AOCI, net of tax, beginning balance | (381) | (491) | (434) | (447)
Other comprehensive income before reclassification, net of tax | 13 | (72) | 64 | (124)
Reclassification adjustment, net of tax | 9 | 14 | 11 | 22
Effect on other comprehensive income, net of tax | 22 | (58) | 75 | (102)
AOCI, net of tax, ending balance | (359) | (549) | (359) | (549)
AOCI on Pension Obligations |  |  |  |
AOCI, Before Tax |  |  |  |
AOCI, before tax, beginning of period | 74 | 30 | 75 | 30
Other comprehensive income before reclassification, before tax | 0 | 0 | 0 | 0
Reclassification adjustment, before tax | (1) | 1 | (2) | 1
Effect on other comprehensive income, before tax | (1) | 1 | (2) | 1
AOCI, before tax, end of period | 73 | 31 | 73 | 31
AOCI, Tax |  |  |  |
AOCI, tax, beginning of period | 17 | 8 | 17 | 8
Other comprehensive income before reclassification, tax | 0 | 0 | 0 | 0
Reclassification adjustment, tax | 0 | 0 | 0 | 0
Effect on other comprehensive income, tax | 0 | 0 | 0 | 0
AOCI, tax, end of period | 17 | 8 | 17 | 8
AOCI, Net of Tax |  |  |  |
AOCI, net of tax, beginning balance | 57 | 22 | 58 | 22
Other comprehensive income before reclassification, net of tax | 0 | 0 | 0 | 0
Reclassification adjustment, net of tax | (1) | 1 | (2) | 1
Effect on other comprehensive income, net of tax | (1) | 1 | (2) | 1
AOCI, net of tax, ending balance | 56 | 23 | 56 | 23
AOCI on Life Policy Reserves, Reinsurance Recoverable And Other |  |  |  |
AOCI, Before Tax |  |  |  |
AOCI, before tax, beginning of period | 68 | 34 | 85 | (13)
Other comprehensive income before reclassification, before tax | 1 | 37 | (16) | 84
Reclassification adjustment, before tax | 0 | 0 | 0 | 0
Effect on other comprehensive income, before tax | 1 | 37 | (16) | 84
AOCI, before tax, end of period | 69 | 71 | 69 | 71
AOCI, Tax |  |  |  |
AOCI, tax, beginning of period | 15 | 7 | 18 | (3)
Other comprehensive income before reclassification, tax | 0 | 8 | (3) | 18
Reclassification adjustment, tax | 0 | 0 | 0 | 0
Effect on other comprehensive income, tax | 0 | 8 | (3) | 18
AOCI, tax, end of period | 15 | 15 | 15 | 15
AOCI, Net of Tax |  |  |  |
AOCI, net of tax, beginning balance | 53 | 27 | 67 | (10)
Other comprehensive income before reclassification, net of tax | 1 | 29 | (13) | 66
Reclassification adjustment, net of tax | 0 | 0 | 0 | 0
Effect on other comprehensive income, net of tax | 1 | 29 | (13) | 66
AOCI, net of tax, ending balance | 54 | 56 | 54 | 56
Summary of AOCI |  |  |  |
AOCI, Before Tax |  |  |  |
AOCI, before tax, beginning of period | (344) | (561) | (393) | (553)
Change in unrealized gains, net, on investments available for sale, before tax | 28 | (75) | 95 | (130)
Change in pension obligations, before tax | (1) | 1 | (2) | 1
Change in life policy reserves, reinsurance recoverable and other, before tax | 1 | 37 | (16) | 84
Effect on other comprehensive income, before tax | 28 | (37) | 77 | (45)
AOCI, before tax, end of period | (316) | (598) | (316) | (598)
AOCI, Tax |  |  |  |
AOCI, tax, beginning of period | (73) | (119) | (84) | (118)
Change in unrealized gains, net, on investments available for sale, tax | 6 | (17) | 20 | (28)
Change in pension obligations, tax | 0 | 0 | 0 | 0
Change in Life Policy Reserves, Reinsurance Recoverable and Other, Tax | 0 | 8 | (3) | 18
Effect on other comprehensive income, tax | 6 | (9) | 17 | (10)
AOCI, tax, end of period | (67) | (128) | (67) | (128)
AOCI, Net of Tax |  |  |  |
AOCI, net of tax, beginning balance | (271) | (442) | (309) | (435)
Change in unrealized gains, net, on investments available for sale, net of tax | 22 | (58) | 75 | (102)
Change in pension obligations, net of tax | (1) | 1 | (2) | 1
Change in Life Policy Reserves, Reinsurance Recoverable and Other, Net of Tax | 1 | 29 | (13) | 66
Effect on other comprehensive income, net of tax | 22 | (28) | 60 | (35)
AOCI, net of tax, ending balance | $ (249) | $ (470) | $ (249) | $ (470)

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