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Fair Value Measurement - Financial Instruments Carried at Fair Value (Details) - USD ($) $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Assets: |  |
Estimated Fair Value | $ 6,488 | $ 7,119
Fixed-maturity securities, trading | 340 | 303
Short-term investments, at fair value | 1,650 | 810
Other invested assets | 146 | 133
FG VIEs’ assets | 411 | 413
Assets held for sale | 221 | 0
Other assets | 141 | 148
Liabilities: |  |
Credit derivative liabilities | 58 | 163
FG VIEs' liabilities | 699 | 715
Liabilities held for sale | 50 | 0
Obligations of state and political subdivisions |  |
Assets: |  |
Estimated Fair Value | 2,876 | 3,394
U.S. government and agencies |  |
Assets: |  |
Estimated Fair Value | 64 | 111
Corporate securities |  |
Assets: |  |
Estimated Fair Value | 2,066 | 2,084
RMBS |  |
Assets: |  |
Estimated Fair Value | 352 | 340
CMBS |  |
Assets: |  |
Estimated Fair Value | 204 | 271
Non-U.S. government securities |  |
Assets: |  |
Estimated Fair Value | 98 | 98
Fair Value Measured at Net Asset Value Per Share |  |
Assets: |  |
Other invested assets | 23 | 23
Fair Value Measured at Net Asset Value Per Share | Fund investments: | Equity securities and warrants | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 5 | 5
Fair Value Measured at Net Asset Value Per Share | Municipal Relative Fund Member | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets |  | 127
Recurring |  |
Assets: |  |
Short-term investments, at fair value | 1,650 | 810
Other invested assets | 3 | 7
Assets held for sale | 1 |
Other assets | 141 | 148
Total assets carried at fair value | 14,007 | 14,031
Liabilities: |  |
Credit derivative liabilities | 58 | 163
Liabilities held for sale | 7 |
Other liabilities |  | 7
Total liabilities carried at fair value | 5,090 | 5,316
Recurring | Financial Guaranty Variable Interest Entities |  |
Liabilities: |  |
FG VIEs' liabilities | 699 | 715
Recurring | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 4,326 | 4,431
Recurring | Financial Guaranty Variable Interest Entities |  |
Assets: |  |
FG VIEs’ assets | 411 | 413
Recurring | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 4,973 | 5,231
Recurring | Warehouse financing debt | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 157 | 313
Recurring | Securitized borrowing | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 31 | 28
Recurring | CLO obligations of CFEs | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 4,138 | 4,090
Recurring | Fixed-maturity securities, available-for-sale |  |
Assets: |  |
Estimated Fair Value | 6,488 | 7,119
Fixed-maturity securities, trading | 340 | 303
Recurring | Fixed-maturity securities, available-for-sale | Obligations of state and political subdivisions |  |
Assets: |  |
Estimated Fair Value | 2,876 | 3,394
Recurring | Fixed-maturity securities, available-for-sale | U.S. government and agencies |  |
Assets: |  |
Estimated Fair Value | 64 | 111
Recurring | Fixed-maturity securities, available-for-sale | Corporate securities |  |
Assets: |  |
Estimated Fair Value | 2,066 | 2,084
Recurring | Fixed-maturity securities, available-for-sale | RMBS |  |
Assets: |  |
Estimated Fair Value | 352 | 340
Recurring | Fixed-maturity securities, available-for-sale | CMBS |  |
Assets: |  |
Estimated Fair Value | 204 | 271
Recurring | Fixed-maturity securities, available-for-sale | Asset-backed securities |  |
Assets: |  |
Estimated Fair Value | 828 | 821
Recurring | Fixed-maturity securities, available-for-sale | Non-U.S. government securities |  |
Assets: |  |
Estimated Fair Value | 98 | 98
Recurring | Fund investments: | Corporate securities | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 84 | 96
Recurring | Fund investments: | Equity securities and warrants | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 294 | 302
Recurring | Fund investments: | Structured products | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 74 | 128
Recurring | CLOs and CLO warehouse assets: | Corporate securities | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 4,452 | 4,570
Recurring | CLOs and CLO warehouse assets: | Short-term investments | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 69 | 135
Recurring | Level 1 |  |
Assets: |  |
Short-term investments, at fair value | 1,629 | 771
Other invested assets | 0 | 2
Assets held for sale | 1 |
Other assets | 59 | 54
Total assets carried at fair value | 1,758 | 962
Liabilities: |  |
Credit derivative liabilities | 0 | 0
Liabilities held for sale | 0 |
Other liabilities |  | 0
Total liabilities carried at fair value | 0 | 0
Recurring | Level 1 | Financial Guaranty Variable Interest Entities |  |
Liabilities: |  |
FG VIEs' liabilities | 0 | 0
Recurring | Level 1 | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 0 | 0
Recurring | Level 1 | Financial Guaranty Variable Interest Entities |  |
Assets: |  |
FG VIEs’ assets | 0 | 0
Recurring | Level 1 | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 69 | 135
Recurring | Level 1 | Warehouse financing debt | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 0 | 0
Recurring | Level 1 | Securitized borrowing | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 0 | 0
Recurring | Level 1 | CLO obligations of CFEs | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 0 | 0
Recurring | Level 1 | Fixed-maturity securities, available-for-sale |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Fixed-maturity securities, trading | 0 | 0
Recurring | Level 1 | Fixed-maturity securities, available-for-sale | Obligations of state and political subdivisions |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 1 | Fixed-maturity securities, available-for-sale | U.S. government and agencies |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 1 | Fixed-maturity securities, available-for-sale | Corporate securities |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 1 | Fixed-maturity securities, available-for-sale | RMBS |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 1 | Fixed-maturity securities, available-for-sale | CMBS |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 1 | Fixed-maturity securities, available-for-sale | Asset-backed securities |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 1 | Fixed-maturity securities, available-for-sale | Non-U.S. government securities |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 1 | Fund investments: | Corporate securities | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 0 | 0
Recurring | Level 1 | Fund investments: | Equity securities and warrants | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 0 | 0
Recurring | Level 1 | Fund investments: | Structured products | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 0 | 0
Recurring | Level 1 | CLOs and CLO warehouse assets: | Corporate securities | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 0 | 0
Recurring | Level 1 | CLOs and CLO warehouse assets: | Short-term investments | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 69 | 135
Recurring | Level 2 |  |
Assets: |  |
Short-term investments, at fair value | 21 | 39
Other invested assets | 0 | 0
Assets held for sale | 0 |
Other assets | 49 | 46
Total assets carried at fair value | 10,643 | 11,353
Liabilities: |  |
Credit derivative liabilities | 0 | 0
Liabilities held for sale | 7 |
Other liabilities |  | 7
Total liabilities carried at fair value | 134 | 284
Recurring | Level 2 | Financial Guaranty Variable Interest Entities |  |
Liabilities: |  |
FG VIEs' liabilities | 0 | 0
Recurring | Level 2 | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 127 | 277
Recurring | Level 2 | Financial Guaranty Variable Interest Entities |  |
Assets: |  |
FG VIEs’ assets | 223 | 209
Recurring | Level 2 | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 4,530 | 4,657
Recurring | Level 2 | Warehouse financing debt | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 127 | 277
Recurring | Level 2 | Securitized borrowing | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 0 | 0
Recurring | Level 2 | CLO obligations of CFEs | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 0 | 0
Recurring | Level 2 | Fixed-maturity securities, available-for-sale |  |
Assets: |  |
Estimated Fair Value | 5,480 | 6,099
Fixed-maturity securities, trading | 340 | 303
Recurring | Level 2 | Fixed-maturity securities, available-for-sale | Obligations of state and political subdivisions |  |
Assets: |  |
Estimated Fair Value | 2,830 | 3,347
Recurring | Level 2 | Fixed-maturity securities, available-for-sale | U.S. government and agencies |  |
Assets: |  |
Estimated Fair Value | 64 | 111
Recurring | Level 2 | Fixed-maturity securities, available-for-sale | Corporate securities |  |
Assets: |  |
Estimated Fair Value | 2,066 | 2,084
Recurring | Level 2 | Fixed-maturity securities, available-for-sale | RMBS |  |
Assets: |  |
Estimated Fair Value | 190 | 161
Recurring | Level 2 | Fixed-maturity securities, available-for-sale | CMBS |  |
Assets: |  |
Estimated Fair Value | 204 | 271
Recurring | Level 2 | Fixed-maturity securities, available-for-sale | Asset-backed securities |  |
Assets: |  |
Estimated Fair Value | 28 | 27
Recurring | Level 2 | Fixed-maturity securities, available-for-sale | Non-U.S. government securities |  |
Assets: |  |
Estimated Fair Value | 98 | 98
Recurring | Level 2 | Fund investments: | Corporate securities | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 0 | 0
Recurring | Level 2 | Fund investments: | Equity securities and warrants | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 4 | 5
Recurring | Level 2 | Fund investments: | Structured products | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 74 | 82
Recurring | Level 2 | CLOs and CLO warehouse assets: | Corporate securities | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 4,452 | 4,570
Recurring | Level 2 | CLOs and CLO warehouse assets: | Short-term investments | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 0 | 0
Recurring | Level 3 |  |
Assets: |  |
Short-term investments, at fair value | 0 | 0
Other invested assets | 3 | 5
Assets held for sale | 0 |
Other assets | 33 | 48
Total assets carried at fair value | 1,606 | 1,716
Liabilities: |  |
Credit derivative liabilities | 58 | 163
Liabilities held for sale | 0 |
Other liabilities |  | 0
Total liabilities carried at fair value | 4,956 | 5,032
Recurring | Level 3 | Financial Guaranty Variable Interest Entities |  |
Liabilities: |  |
FG VIEs' liabilities | 699 | 715
Recurring | Level 3 | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 4,199 | 4,154
Recurring | Level 3 | Financial Guaranty Variable Interest Entities |  |
Assets: |  |
FG VIEs’ assets | 188 | 204
Recurring | Level 3 | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 374 | 439
Recurring | Level 3 | Warehouse financing debt | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 30 | 36
Recurring | Level 3 | Securitized borrowing | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 31 | 28
Recurring | Level 3 | CLO obligations of CFEs | Consolidated Investment Vehicles |  |
Liabilities: |  |
FG VIEs' liabilities | 4,138 | 4,090
Recurring | Level 3 | Fixed-maturity securities, available-for-sale |  |
Assets: |  |
Estimated Fair Value | 1,008 | 1,020
Fixed-maturity securities, trading | 0 | 0
Recurring | Level 3 | Fixed-maturity securities, available-for-sale | Obligations of state and political subdivisions |  |
Assets: |  |
Estimated Fair Value | 46 | 47
Recurring | Level 3 | Fixed-maturity securities, available-for-sale | U.S. government and agencies |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 3 | Fixed-maturity securities, available-for-sale | Corporate securities |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 3 | Fixed-maturity securities, available-for-sale | RMBS |  |
Assets: |  |
Estimated Fair Value | 162 | 179
Recurring | Level 3 | Fixed-maturity securities, available-for-sale | CMBS |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 3 | Fixed-maturity securities, available-for-sale | Asset-backed securities |  |
Assets: |  |
Estimated Fair Value | 800 | 794
Recurring | Level 3 | Fixed-maturity securities, available-for-sale | Non-U.S. government securities |  |
Assets: |  |
Estimated Fair Value | 0 | 0
Recurring | Level 3 | Fund investments: | Corporate securities | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 84 | 96
Recurring | Level 3 | Fund investments: | Equity securities and warrants | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 290 | 297
Recurring | Level 3 | Fund investments: | Structured products | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 0 | 46
Recurring | Level 3 | CLOs and CLO warehouse assets: | Corporate securities | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | 0 | 0
Recurring | Level 3 | CLOs and CLO warehouse assets: | Short-term investments | Consolidated Investment Vehicles |  |
Assets: |  |
FG VIEs’ assets | $ 0 | $ 0

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