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Portfolio Company Investments - Schedule of Portfolio Composition by Type And by Geographic Region at Fair Value (Details) | Sep. 30, 2022 | Dec. 31, 2021
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Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 180.60% | 147.40%
Midwest |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 39.20% | 32.20%
Southeast |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 52.80% | 45.10%
Northeast |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 26.10% | 26.00%
West |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 32.70% | 21.70%
Southwest |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 29.80% | 22.40%
First Lien Debt |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 102.90% | 72.80%
Second Lien Debt |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 37.40% | 32.60%
Subordinated Debt |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 17.20% | 7.40%
Equity |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 22.50% | 34.00%
Warrants |  |
Summary of Investment Holdings [Line Items] |  |
Total net assets percentage | 0.60% | 0.60%

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