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Accumulated Other Comprehensive Income (Loss) by Component | 12 Months Ended
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Dec. 31, 2024
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Accumulated Other Comprehensive Income (Loss) by Component | Accumulated Other Comprehensive Income (Loss) by Component The tables below display the changes in Accumulated other comprehensive income (loss) by component.
(In millions) | Net unrealized gains (losses) on investments with an allowance for credit losses |  | Net unrealized gains (losses) on other investments |  | Pension and postretirement benefits |  | Cumulative impact of changes in discount rates used to measure long duration contracts |  | Cumulative foreign currency translation adjustment |  | Total
Balance as of January 1, 2024 | $ | (12) |  |  | $ | (1,613) |  |  | $ | (525) |  |  | $ | (359) |  |  | $ | (163) |  |  | $ | (2,672) |
Other comprehensive income (loss) before reclassifications | (34) |  |  | (310) |  |  | 17 |  |  | 712 |  |  | (101) |  |  | 284 |
Amounts reclassified from accumulated other comprehensive income (loss) net of tax (expense) benefit of $9, $13, $84, $—, $— and $106 | (33) |  |  | (47) |  |  | (317) |  |  | — |  |  | — |  |  | (397) |
Other comprehensive income (loss) net of tax (expense) benefit of $—, $68, $(89), $(189), $— and $(210) | (1) |  |  | (263) |  |  | 334 |  |  | 712 |  |  | (101) |  |  | 681 |
Balance as of December 31, 2024 | $ | (13) |  |  | $ | (1,876) |  |  | $ | (191) |  |  | $ | 353 |  |  | $ | (264) |  |  | $ | (1,991) |
(In millions) | Net unrealized gains (losses) on investments with an allowance for credit losses |  | Net unrealized gains (losses) on other investments |  | Pension and postretirement benefits |  | Cumulative impact of changes in discount rates used to measure long duration contracts |  | Cumulative foreign currency translation adjustment |  | Total
Balance as of January 1, 2023, as previously reported | $ | (7) |  |  | $ | (2,738) |  |  | $ | (591) |  |  | $ | — |  |  | $ | (221) |  |  | $ | (3,557) |
Cumulative effect adjustment from changes in accounting guidance, net of tax (expense) benefit of $—, $—, $—, $11, $— and $11 | — |  |  | — |  |  | — |  |  | (41) |  |  | — |  |  | (41) |
Balance as of January 1, 2023, as adjusted | (7) |  |  | (2,738) |  |  | (591) |  |  | (41) |  |  | (221) |  |  | (3,598) |
Other comprehensive income (loss) before reclassifications | (24) |  |  | 1,072 |  |  | 39 |  |  | (318) |  |  | 58 |  |  | 827 |
Amounts reclassified from accumulated other comprehensive income (loss) net of tax (expense) benefit of $5, $14, $7, $—, $— and $26 | (19) |  |  | (53) |  |  | (27) |  |  | — |  |  | — |  |  | (99) |
Other comprehensive income (loss) net of tax (expense) benefit of $1, $(304), $(17), $85, $— and $(235) | (5) |  |  | 1,125 |  |  | 66 |  |  | (318) |  |  | 58 |  |  | 926 |
Balance as of December 31, 2023 | $ | (12) |  |  | $ | (1,613) |  |  | $ | (525) |  |  | $ | (359) |  |  | $ | (163) |  |  | $ | (2,672) |
(In millions) | Net unrealized gains (losses) on investments with an allowance for credit losses |  | Net unrealized gains (losses) on other investments |  | Pension and postretirement benefits |  | Cumulative impact of changes in discount rates used to measure long duration contracts |  | Cumulative foreign currency translation adjustment |  | Total
Balance as of January 1, 2022, as previously reported | $ | (2) |  |  | $ | 1,039 |  |  | $ | (604) |  |  | $ | — |  |  | $ | (113) |  |  | $ | 320 |
Cumulative effect adjustment from changes in accounting guidance, net of tax (expense) benefit of $—, $(617), $—, $1,063, $— and $446 | — |  |  | 2,320 |  |  | — |  |  | (4,000) |  |  | — |  |  | (1,680) |
Balance as of January 1, 2022, as adjusted | (2) |  |  | 3,359 |  |  | (604) |  |  | (4,000) |  |  | (113) |  |  | (1,360) |
Other comprehensive income (loss) before reclassifications | — |  |  | (6,223) |  |  | (11) |  |  | 3,959 |  |  | (108) |  |  | (2,383) |
Amounts reclassified from accumulated other comprehensive income (loss) net of tax (expense) benefit of $(1), $21, $6, $—, $— and $26 | 5 |  |  | (126) |  |  | (24) |  |  | — |  |  | — |  |  | (145) |
Other comprehensive income (loss) net of tax (expense) benefit of $1, $1,622, $(3), $(1,052), $— and $568 | (5) |  |  | (6,097) |  |  | 13 |  |  | 3,959 |  |  | (108) |  |  | (2,238) |
Balance as of December 31, 2022 | $ | (7) |  |  | $ | (2,738) |  |  | $ | (591) |  |  | $ | (41) |  |  | $ | (221) |  |  | $ | (3,598) |
Amounts reclassified from Accumulated other comprehensive income (loss) shown above are reported in Net income (loss) as follows:
Component of AOCI |  | Consolidated Statements of Operations Line Item Affected by Reclassifications
Net unrealized gains (losses) on investments with an allowance for credit losses and Net unrealized gains (losses) on other investments |  | Net investment gains (losses)
Pension and postretirement benefits |  | Other operating expenses and Insurance claims and policyholders' benefits

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477250/944-220-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478524/942-220-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/220/tableOfContent + Details
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