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Financial Guaranty Variable Interest Entities and Consolidated Investment Vehicles - Roll Forward of Number of Consolidated CIVs (Details) - Consolidated Investment Vehicles | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2022 Entity fund | Mar. 31, 2021 Entity fund | Dec. 31, 2021 Entity | Dec. 31, 2020 Entity
CLO Warehouse |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Number of financial assets securitized | fund | 0 | 1 |  |
Variable Interest Entity, Primary Beneficiary |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |
Beginning of year | 20 | 12 | 20 | 11
Consolidated | 0 | 2 |  |
Deconsolidated | 0 | (1) |  |
End of year | 20 | 12 |  |

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- Definition Number Of Financial Assets Securitized + References No definition available. + Details
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