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Investments - Summary of Fair Value of Investments by Fair Value Hierarchy Levels (Details) - ASC 820 - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
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Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | $ 444,370 | $ 467,865
Level II |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 42,942 | 65,325
Level III |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 360,683 | 357,528
NAV |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 40,745 | 45,012
First Lien Debt |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 320,815 | 336,598
First Lien Debt | Level II |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 28,954 | 47,303
First Lien Debt | Level III |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 291,861 | 289,295
Second Lien Debt |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 36,386 | 41,254
Second Lien Debt | Level II |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 13,988 | 18,022
Second Lien Debt | Level III |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 22,398 | 23,232
Subordinated Debt |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 1,693 | 1,225
Subordinated Debt | Level III |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 1,693 | 1,225
Equity |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 23,830 | 20,533
Equity | Level III |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 23,830 | 20,533
Collateral Loan Obligations |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 7,354 | 8,968
Collateral Loan Obligations | Level III |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 7,354 | 8,968
Joint Ventures |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 54,292 | 59,287
Joint Ventures | Level III |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | 13,547 | 14,275
Joint Ventures | NAV |  |
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items] |  |
Fair value of investments | $ 40,745 | $ 45,012

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