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Portfolio Company Investments - Schedule of Portfolio Composition by Type And by Geographic Region at Fair Value (Details) | Mar. 31, 2024 | Dec. 31, 2023
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Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 172.40% | [1],[2],[3] | 162.50% | [4],[5],[6]
United States Midwest |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 18.00% |  | 19.10% |
United States Southeast |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 52.80% |  | 49.60% |
United States Northeast |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 32.60% |  | 30.80% |
United States West |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 31.60% |  | 29.30% |
United States Southwest |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 35.30% |  | 31.60% |
Canada |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 2.10% |  | 2.10% |
First Lien Debt |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 104.10% |  | 98.10% |
Second Lien Debt |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 22.20% |  | 20.30% |
Subordinated Debt |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 24.40% |  | 22.90% |
Equity |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 20.70% |  | 20.40% |
Warrants |  |  |  |
Summary of Investment Holdings [Line Items] |  |  |  |
Total net assets percentage | 1.00% |  | 0.80% |
[1] | (a) See Note 3 to the consolidated financial statements for portfolio composition by geographic location.
[2] | (b) Equity ownership may be held in shares or units of companies related to the portfolio companies. The Company’s investments are generally classified as “restricted securities”, unless otherwise noted, as such term is defined under Regulation S-X Rule 6-03(f) or Securities Act Rule 144. As of March 31, 2024, the Company held restricted securities with an aggregate fair value of $1,047,818, or 172% of the Company's net assets.
[3] | (c) All debt investments are income producing, unless otherwise indicated. Equity investments are non-income producing unless otherwise noted.
[4] | (a) See Note 3 to the consolidated financial statements for portfolio composition by geographic location.
[5] | (b) Equity ownership may be held in shares or units of companies related to the portfolio companies.
[6] | (c) All debt investments are income producing, unless otherwise indicated. Equity investments are non-income producing unless otherwise noted.

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