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Consolidation - Additional Information (Details) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 USD ($) collateralized_loan_obligation | Dec. 31, 2021 USD ($)
CLOs |  |
Variable Interest Entity [Line Items] |  |
Number of consolidated CLOs | collateralized_loan_obligation | 7 |
Investments | $ 2,106,764,000 | $ 2,055,107,000
Derivative liabilities | $ 0 |
CLOs | London Interbank Offered Rate (LIBOR) |  |
Variable Interest Entity [Line Items] |  |
Investments, basis spread on variable interest rate (as percent) | 10.00% |
CLOs | London Interbank Offered Rate (LIBOR) | Minimum |  |
Variable Interest Entity [Line Items] |  |
Basis spread on variable rate (as a percent) | 0.80% |
CLOs | London Interbank Offered Rate (LIBOR) | Maximum |  |
Variable Interest Entity [Line Items] |  |
Basis spread on variable rate (as a percent) | 9.10% |
CLOs | Senior notes |  |
Variable Interest Entity [Line Items] |  |
Unpaid principal balance exceeds fair value | $ 146,700,000 |
CLOs | CLO subordinated notes |  |
Variable Interest Entity [Line Items] |  |
Debt par value | 2,400,000,000 |
CLOs | CLO subordinated notes | Subordinated debt |  |
Variable Interest Entity [Line Items] |  |
Debt par value | 261,200,000 |
CLOs | CLO senior secured floating rate notes | Senior notes |  |
Variable Interest Entity [Line Items] |  |
Debt par value | 2,100,000,000 |
Nonconsolidated VIEs |  |
Variable Interest Entity [Line Items] |  |
Carrying value and maximum risk of loss | $ 26,300,000 |

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