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Fair Value Measurements - Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) | Dec. 31, 2024 | Jun. 30, 2024 | Jun. 09, 2024 | Dec. 31, 2023
--- | --- | --- | --- | ---
Assets: |  |  |  |  |
Bonds available for sale | [1] | $ 64,006,000,000 |  |  | $ 65,242,000,000
Other bond securities |  | 745,000,000 |  |  | 663,000,000
Equity securities |  | 704,000,000 |  |  | 665,000,000
Derivative assets |  | 624,000,000 |  |  | 1,292,000,000
Counterparty netting |  | (270,000,000) |  |  | (450,000,000)
Cash Collateral |  | $ (304,000,000) |  |  | $ (711,000,000)
Derivative Asset, Statement of Financial Position [Extensible Enumeration] |  | Other assets |  |  | Other assets
Total derivative assets |  | $ 50,000,000 |  |  | $ 131,000,000
Short-term investments | [1] | 14,462,000,000 |  |  | 12,865,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 622,000,000 |  |  | 952,000,000
Counterparty netting |  | (270,000,000) |  |  | (450,000,000)
Cash Collateral |  | $ (201,000,000) |  |  | $ (249,000,000)
Derivative Liability, Statement of Financial Position [Extensible Enumeration] |  | Other Liabilities |  |  | Other Liabilities
Total derivative liabilities |  | $ 151,000,000 |  |  | $ 253,000,000
Fortitude Re funds withheld payable |  | (3,207,000,000) |  |  | (3,527,000,000)
Fair Value Using NAV Per Share (or its equivalent) |  | 4,032,000,000 |  |  | 4,345,000,000
Corebridge Financial Inc |  |  |  |  |
Assets: |  |  |  |  |
Other invested assets |  |  |  | $ 1,180,000,000 |
Total |  |  |  | 9,682,000,000 |
Liabilities: |  |  |  |  |
Corebridge retained investment |  | 3,800,000,000 | $ 8,500,000,000 | $ 8,502,000,000 |
U.S. government and government sponsored entities |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,267,000,000 |  |  | 4,395,000,000
Obligations of states, municipalities and political subdivisions |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,143,000,000 |  |  | 4,833,000,000
Non-U.S. governments |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 8,107,000,000 |  |  | 8,396,000,000
Corporate debt |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 31,826,000,000 |  |  | 32,346,000,000
RMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 8,604,000,000 |  |  | 6,207,000,000
CMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,926,000,000 |  |  | 4,147,000,000
CLO/ABS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 5,133,000,000 |  |  | 4,918,000,000
Level 3 | Obligations of states, municipalities and political subdivisions |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,000,000 |  |  | 3,000,000
Level 3 | Corporate debt |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 177,000,000 |  |  | 332,000,000
Level 3 | RMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 1,321,000,000 |  |  | 1,341,000,000
Level 3 | CMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 25,000,000 |  |  | 22,000,000
Fair Value Measured at Net Asset Value Per Share |  |  |  |  |
Liabilities: |  |  |  |  |
Fair Value Using NAV Per Share (or its equivalent) |  | 3,300,000,000 |  |  | 3,800,000,000
Recurring Basis |  |  |  |  |
Assets: |  |  |  |  |
Counterparty netting |  | (270,000,000) |  |  | (450,000,000)
Cash Collateral |  | (304,000,000) |  |  | (711,000,000)
Counterparty netting and cash collateral |  | (574,000,000) |  |  | (1,161,000,000)
Total derivative assets |  | 50,000,000 |  |  | 131,000,000
Short-term investments |  | 9,789,000,000 |  |  | 9,363,000,000
Liabilities: |  |  |  |  |
Counterparty netting |  | (270,000,000) |  |  | (450,000,000)
Cash Collateral |  | (201,000,000) |  |  | (249,000,000)
Counterparty netting and cash collateral |  | (471,000,000) |  |  | (699,000,000)
Total derivative liabilities |  | 151,000,000 |  |  | 253,000,000
Fortitude Re funds withheld payable |  | (128,000,000) |  |  | (148,000,000)
Other liabilities |  | 251,000,000 |  |  | 482,000,000
Recurring Basis | Levels 1, 2 and 3 |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 64,006,000,000 |  |  | 65,242,000,000
Other bond securities |  | 745,000,000 |  |  | 663,000,000
Equity securities |  | 704,000,000 |  |  | 665,000,000
Other invested assets |  | 4,092,000,000 |  |  | 376,000,000
Short-term investments |  | 9,789,000,000 |  |  | 9,363,000,000
Other assets |  | 129,000,000 |  |  | 243,000,000
Total |  | 79,515,000,000 |  |  | 76,683,000,000
Liabilities: |  |  |  |  |
Fortitude Re funds withheld payable |  | (128,000,000) |  |  |
Fortitude Re funds withheld payable |  |  |  |  | (148,000,000)
Other liabilities |  | 100,000,000 |  |  | 229,000,000
Total |  | 123,000,000 |  |  | 334,000,000
Recurring Basis | Levels 1, 2 and 3 | Discontinued Operations, Excluding Held-for-Sale |  |  |  |  |
Assets: |  |  |  |  |
Total |  |  |  |  | 15,000,000
Recurring Basis | Levels 1, 2 and 3 | Interest rate contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 277,000,000 |  |  | 741,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 304,000,000 |  |  | 352,000,000
Recurring Basis | Levels 1, 2 and 3 | Foreign exchange contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 296,000,000 |  |  | 451,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 267,000,000 |  |  | 564,000,000
Recurring Basis | Levels 1, 2 and 3 | Equity contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 20,000,000 |  |  | 66,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 20,000,000 |  |  |
Recurring Basis | Levels 1, 2 and 3 | Credit contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 31,000,000 |  |  | 33,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 31,000,000 |  |  | 36,000,000
Recurring Basis | Levels 1, 2 and 3 | Other contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  |  |  |  | 1,000,000
Recurring Basis | Levels 1, 2 and 3 | U.S. government and government sponsored entities |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,267,000,000 |  |  | 4,395,000,000
Recurring Basis | Levels 1, 2 and 3 | Obligations of states, municipalities and political subdivisions |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,143,000,000 |  |  | 4,833,000,000
Other bond securities |  | 50,000,000 |  |  | 51,000,000
Recurring Basis | Levels 1, 2 and 3 | Non-U.S. governments |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 8,107,000,000 |  |  | 8,396,000,000
Other bond securities |  | 24,000,000 |  |  | 24,000,000
Recurring Basis | Levels 1, 2 and 3 | Corporate debt |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 31,826,000,000 |  |  | 32,346,000,000
Other bond securities |  | 282,000,000 |  |  | 255,000,000
Recurring Basis | Levels 1, 2 and 3 | RMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 8,604,000,000 |  |  | 6,207,000,000
Other bond securities |  | 100,000,000 |  |  | 93,000,000
Recurring Basis | Levels 1, 2 and 3 | CMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,926,000,000 |  |  | 4,147,000,000
Other bond securities |  | 43,000,000 |  |  | 33,000,000
Recurring Basis | Levels 1, 2 and 3 | CLO/ABS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 5,133,000,000 |  |  | 4,918,000,000
Other bond securities |  | 246,000,000 |  |  | 207,000,000
Recurring Basis | Level 1 |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 197,000,000 |  |  | 248,000,000
Other bond securities |  | 0 |  |  | 0
Equity securities |  | 689,000,000 |  |  | 612,000,000
Other invested assets |  | 3,810,000,000 |  |  | 0
Derivative assets |  | 0 |  |  | 0
Short-term investments |  | 7,942,000,000 |  |  | 2,613,000,000
Other assets |  | 0 |  |  | 0
Total |  | 12,638,000,000 |  |  | 3,473,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 0 |  |  | 0
Fortitude Re funds withheld payable |  | 0 |  |  |
Fortitude Re funds withheld payable |  |  |  |  | 0
Other liabilities |  | 0 |  |  | 0
Total |  | 0 |  |  | 0
Recurring Basis | Level 1 | Interest rate contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 0 |  |  | 0
Liabilities: |  |  |  |  |
Derivative liabilities |  | 0 |  |  | 0
Recurring Basis | Level 1 | Foreign exchange contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 0 |  |  | 0
Liabilities: |  |  |  |  |
Derivative liabilities |  | 0 |  |  | 0
Recurring Basis | Level 1 | Equity contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 0 |  |  | 0
Recurring Basis | Level 1 | Credit contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 0 |  |  | 0
Liabilities: |  |  |  |  |
Derivative liabilities |  | 0 |  |  | 0
Recurring Basis | Level 1 | Other contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  |  |  |  | 0
Recurring Basis | Level 1 | U.S. government and government sponsored entities |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 36,000,000 |  |  | 15,000,000
Recurring Basis | Level 1 | Obligations of states, municipalities and political subdivisions |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 0 |  |  | 0
Other bond securities |  | 0 |  |  | 0
Recurring Basis | Level 1 | Non-U.S. governments |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 161,000,000 |  |  | 233,000,000
Other bond securities |  | 0 |  |  | 0
Recurring Basis | Level 1 | Corporate debt |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 0 |  |  | 0
Other bond securities |  | 0 |  |  | 0
Recurring Basis | Level 1 | RMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 0 |  |  | 0
Other bond securities |  | 0 |  |  | 0
Recurring Basis | Level 1 | CMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 0 |  |  | 0
Other bond securities |  | 0 |  |  | 0
Recurring Basis | Level 1 | CLO/ABS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 0 |  |  | 0
Other bond securities |  | 0 |  |  | 0
Recurring Basis | Level 2 |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 60,799,000,000 |  |  | 61,555,000,000
Other bond securities |  | 581,000,000 |  |  | 429,000,000
Equity securities |  | 0 |  |  | 39,000,000
Other invested assets |  | 119,000,000 |  |  | 155,000,000
Derivative assets |  | 573,000,000 |  |  | 803,000,000
Short-term investments |  | 1,847,000,000 |  |  | 6,750,000,000
Other assets |  | 0 |  |  | 0
Total |  | 63,919,000,000 |  |  | 69,731,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 571,000,000 |  |  | 916,000,000
Fortitude Re funds withheld payable |  | 0 |  |  |
Fortitude Re funds withheld payable |  |  |  |  | 0
Other liabilities |  | 0 |  |  | 107,000,000
Total |  | 571,000,000 |  |  | 1,023,000,000
Recurring Basis | Level 2 | Interest rate contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 277,000,000 |  |  | 335,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 304,000,000 |  |  | 352,000,000
Recurring Basis | Level 2 | Foreign exchange contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 296,000,000 |  |  | 450,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 267,000,000 |  |  | 561,000,000
Recurring Basis | Level 2 | Equity contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 0 |  |  | 18,000,000
Recurring Basis | Level 2 | Credit contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 0 |  |  | 0
Liabilities: |  |  |  |  |
Derivative liabilities |  | 0 |  |  | 3,000,000
Recurring Basis | Level 2 | Other contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  |  |  |  | 0
Recurring Basis | Level 2 | U.S. government and government sponsored entities |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,231,000,000 |  |  | 4,380,000,000
Recurring Basis | Level 2 | Obligations of states, municipalities and political subdivisions |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,140,000,000 |  |  | 4,830,000,000
Other bond securities |  | 50,000,000 |  |  | 51,000,000
Recurring Basis | Level 2 | Non-U.S. governments |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 7,939,000,000 |  |  | 8,156,000,000
Other bond securities |  | 24,000,000 |  |  | 24,000,000
Recurring Basis | Level 2 | Corporate debt |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 31,586,000,000 |  |  | 32,023,000,000
Other bond securities |  | 281,000,000 |  |  | 210,000,000
Recurring Basis | Level 2 | RMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 6,710,000,000 |  |  | 4,415,000,000
Other bond securities |  | 50,000,000 |  |  | 42,000,000
Recurring Basis | Level 2 | CMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,900,000,000 |  |  | 4,122,000,000
Other bond securities |  | 43,000,000 |  |  | 33,000,000
Recurring Basis | Level 2 | CLO/ABS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 4,293,000,000 |  |  | 3,629,000,000
Other bond securities |  | 133,000,000 |  |  | 69,000,000
Recurring Basis | Level 3 |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,010,000,000 |  |  | 3,439,000,000
Other bond securities |  | 164,000,000 |  |  | 234,000,000
Equity securities |  | 15,000,000 |  |  | 14,000,000
Other invested assets |  | 163,000,000 |  |  | 221,000,000
Derivative assets |  | 51,000,000 |  |  | 489,000,000
Short-term investments |  | 0 |  |  | 0
Other assets |  | 129,000,000 |  |  | 243,000,000
Total |  | 3,532,000,000 |  |  | 4,640,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 51,000,000 |  |  | 36,000,000
Fortitude Re funds withheld payable |  | (128,000,000) |  |  |
Fortitude Re funds withheld payable |  |  |  |  | (148,000,000)
Other liabilities |  | 100,000,000 |  |  | 122,000,000
Total |  | 23,000,000 |  |  | 10,000,000
Recurring Basis | Level 3 | Interest rate contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 0 |  |  | 406,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 0 |  |  | 0
Recurring Basis | Level 3 | Foreign exchange contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 0 |  |  | 1,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 0 |  |  | 3,000,000
Recurring Basis | Level 3 | Equity contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 20,000,000 |  |  | 48,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 20,000,000 |  |  |
Recurring Basis | Level 3 | Credit contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  | 31,000,000 |  |  | 33,000,000
Liabilities: |  |  |  |  |
Derivative liabilities |  | 31,000,000 |  |  | 33,000,000
Recurring Basis | Level 3 | Other contracts |  |  |  |  |
Assets: |  |  |  |  |
Derivative assets |  |  |  |  | 1,000,000
Recurring Basis | Level 3 | U.S. government and government sponsored entities |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 0 |  |  | 0
Recurring Basis | Level 3 | Obligations of states, municipalities and political subdivisions |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 3,000,000 |  |  | 3,000,000
Other bond securities |  | 0 |  |  | 0
Recurring Basis | Level 3 | Non-U.S. governments |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 7,000,000 |  |  | 7,000,000
Other bond securities |  | 0 |  |  | 0
Recurring Basis | Level 3 | Corporate debt |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 240,000,000 |  |  | 323,000,000
Other bond securities |  | 1,000,000 |  |  | 45,000,000
Recurring Basis | Level 3 | RMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 1,894,000,000 |  |  | 1,792,000,000
Other bond securities |  | 50,000,000 |  |  | 51,000,000
Recurring Basis | Level 3 | CMBS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 26,000,000 |  |  | 25,000,000
Other bond securities |  | 0 |  |  | 0
Recurring Basis | Level 3 | CLO/ABS |  |  |  |  |
Assets: |  |  |  |  |
Bonds available for sale |  | 840,000,000 |  |  | 1,289,000,000
Other bond securities |  | $ 113,000,000 |  |  | $ 138,000,000
[1] | See Note 10 for details of balances associated with variable interest entities.

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- Definition Fair value of investment other than investment in equity security, investment in debt security and equity method investment. Includes, but is not limited to, investment in certain entities that calculate net asset value per share. Example includes, but is not limited to, investment in hedge fund, venture capital fund, private equity fund, and real estate partnership or fund. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 107 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-107 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 103 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-103 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 100 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-100 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 35 -Paragraph 54B -Publisher FASB -URI https://asc.fasb.org/1943274/2147482134/820-10-35-54B Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-6A + Details
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