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Financial Guaranty Variable Interest Entities and Consolidated Investment Vehicles - Number of Consolidated CIVs by Type (Details) - Variable Interest Entity, Primary Beneficiary - Consolidated Investment Vehicles	3 Months Ended	12 Months Ended
	Mar. 31, 2022 cLOWarehouse consolidatedInvestmentVehicle consolidatedCLO consolidatedInvestmentFund	Dec. 31, 2021 consolidatedInvestmentFund consolidatedInvestmentVehicle cLOWarehouse consolidatedCLO
Variable Interest Entity [Line Items]
Funds | consolidatedInvestmentFund	8	8
CLOs | consolidatedCLO	9	9
CLO warehouses | cLOWarehouse	3	3
Total number of consolidated CIVs | consolidatedInvestmentVehicle	20	20

X

- Definition

Number of Collateralized Loan Obligation Warehouses

+ References

No definition available.

+ Details

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X

- Definition

Number of Consolidated Investment Vehicles

+ References

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+ Details

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X

- Definition

Number of Consolidated Investment Managed Collateralized Loan Obligations

+ References

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+ Details

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X

- Definition

Number of Consolidated Investment Managed Funds

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Details

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X

- Details

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