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Shareholders' Equity - Changes in AOCI by Component (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Changes in Accumulated Other Comprehensive Income [Roll Forward] |  |
Beginning balance | $ 5,713 |
Other comprehensive income (loss) before reclassifications | (22) | $ 92
Less: Amounts reclassified from AOCI to: |  |
Net realized investment gains (losses) | 8 | (2)
Income (loss) before income taxes | 144 | 120
Tax (provision) benefit | (31) | (23)
Other comprehensive income (loss) | (28) | 95
Ending balance | 5,629 |
Reclassification out of Accumulated Other Comprehensive Income |  |
Less: Amounts reclassified from AOCI to: |  |
Net realized investment gains (losses) | 8 | (2)
Fair value gains (losses) on FG VIEs |  | (1)
Income (loss) before income taxes | 7 | (3)
Tax (provision) benefit | (1) | 0
Total amount reclassified from AOCI, net of tax | 6 | (3)
Reclassification out of Accumulated Other Comprehensive Income | Financial Guaranty Variable Interest Entities |  |
Less: Amounts reclassified from AOCI to: |  |
Fair value gains (losses) on FG VIEs | (1) |
Total AOCI |  |
Changes in Accumulated Other Comprehensive Income [Roll Forward] |  |
Beginning balance | (359) | (515)
Less: Amounts reclassified from AOCI to: |  |
Ending balance | (387) | (420)
No Credit Impairment |  |
Changes in Accumulated Other Comprehensive Income [Roll Forward] |  |
Beginning balance | (202) | (343)
Other comprehensive income (loss) before reclassifications | (31) | 91
Less: Amounts reclassified from AOCI to: |  |
Other comprehensive income (loss) | (29) | 89
Ending balance | (231) | (254)
No Credit Impairment | Reclassification out of Accumulated Other Comprehensive Income |  |
Less: Amounts reclassified from AOCI to: |  |
Net realized investment gains (losses) | (2) | 3
Fair value gains (losses) on FG VIEs |  | 0
Income (loss) before income taxes | (2) | 3
Tax (provision) benefit | 0 | (1)
Total amount reclassified from AOCI, net of tax | (2) | 2
No Credit Impairment | Reclassification out of Accumulated Other Comprehensive Income | Financial Guaranty Variable Interest Entities |  |
Less: Amounts reclassified from AOCI to: |  |
Fair value gains (losses) on FG VIEs | 0 |
Credit Impairment |  |
Changes in Accumulated Other Comprehensive Income [Roll Forward] |  |
Beginning balance | (104) | (110)
Other comprehensive income (loss) before reclassifications | 10 | 1
Less: Amounts reclassified from AOCI to: |  |
Other comprehensive income (loss) | 1 | 5
Ending balance | (103) | (105)
Credit Impairment | Reclassification out of Accumulated Other Comprehensive Income |  |
Less: Amounts reclassified from AOCI to: |  |
Net realized investment gains (losses) | 10 | (5)
Fair value gains (losses) on FG VIEs |  | 0
Income (loss) before income taxes | 10 | (5)
Tax (provision) benefit | (1) | 1
Total amount reclassified from AOCI, net of tax | 9 | (4)
Credit Impairment | Reclassification out of Accumulated Other Comprehensive Income | Financial Guaranty Variable Interest Entities |  |
Less: Amounts reclassified from AOCI to: |  |
Fair value gains (losses) on FG VIEs | 0 |
ISCR on FG VIEs’ Liabilities with Recourse |  |
Changes in Accumulated Other Comprehensive Income [Roll Forward] |  |
Beginning balance | (20) | (23)
Other comprehensive income (loss) before reclassifications | (2) | (2)
Less: Amounts reclassified from AOCI to: |  |
Other comprehensive income (loss) | (1) | (1)
Ending balance | (21) | (24)
ISCR on FG VIEs’ Liabilities with Recourse | Reclassification out of Accumulated Other Comprehensive Income |  |
Less: Amounts reclassified from AOCI to: |  |
Net realized investment gains (losses) | 0 | 0
Fair value gains (losses) on FG VIEs |  | (1)
Income (loss) before income taxes | (1) | (1)
Tax (provision) benefit | 0 | 0
Total amount reclassified from AOCI, net of tax | (1) | (1)
ISCR on FG VIEs’ Liabilities with Recourse | Reclassification out of Accumulated Other Comprehensive Income | Financial Guaranty Variable Interest Entities |  |
Less: Amounts reclassified from AOCI to: |  |
Fair value gains (losses) on FG VIEs | (1) |
Cumulative Translation Adjustment |  |
Changes in Accumulated Other Comprehensive Income [Roll Forward] |  |
Beginning balance | (38) | (45)
Other comprehensive income (loss) before reclassifications | 1 | 2
Less: Amounts reclassified from AOCI to: |  |
Other comprehensive income (loss) | 1 | 2
Ending balance | (37) | (43)
Cumulative Translation Adjustment | Reclassification out of Accumulated Other Comprehensive Income |  |
Less: Amounts reclassified from AOCI to: |  |
Net realized investment gains (losses) | 0 | 0
Fair value gains (losses) on FG VIEs |  | 0
Income (loss) before income taxes | 0 | 0
Tax (provision) benefit | 0 | 0
Total amount reclassified from AOCI, net of tax | 0 | 0
Cumulative Translation Adjustment | Reclassification out of Accumulated Other Comprehensive Income | Financial Guaranty Variable Interest Entities |  |
Less: Amounts reclassified from AOCI to: |  |
Fair value gains (losses) on FG VIEs | 0 |
Cash Flow Hedge |  |
Changes in Accumulated Other Comprehensive Income [Roll Forward] |  |
Beginning balance | 5 | 6
Other comprehensive income (loss) before reclassifications | 0 | 0
Less: Amounts reclassified from AOCI to: |  |
Other comprehensive income (loss) | 0 | 0
Ending balance | 5 | 6
Cash Flow Hedge | Reclassification out of Accumulated Other Comprehensive Income |  |
Less: Amounts reclassified from AOCI to: |  |
Net realized investment gains (losses) | 0 | 0
Fair value gains (losses) on FG VIEs |  | 0
Income (loss) before income taxes | 0 | 0
Tax (provision) benefit | 0 | 0
Total amount reclassified from AOCI, net of tax | 0 | $ 0
Cash Flow Hedge | Reclassification out of Accumulated Other Comprehensive Income | Financial Guaranty Variable Interest Entities |  |
Less: Amounts reclassified from AOCI to: |  |
Fair value gains (losses) on FG VIEs | $ 0 |

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