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Investments - Schedule of Fair Value Measurements of Assets (Details) - USD ($) | Dec. 31, 2022 | Jun. 30, 2022 | Dec. 31, 2021 | Jun. 30, 2021
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Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |
Investments at Fair Value | $ 228,593,658 | $ 233,683,986 |  |
Fair Value, Inputs, Level 3 |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |
Investments at Fair Value | 228,593,658 | 233,683,986 | $ 269,372,718 | $ 245,855,620
Senior Secured First Lien Debt Investments |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |
Investments at Fair Value | 208,453,033 | 214,858,036 |  |
Senior Secured First Lien Debt Investments | Fair Value, Inputs, Level 3 |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |
Investments at Fair Value | 208,453,033 | 214,858,036 | 256,786,937 | 230,351,618
Senior Secured Second Lien Debt Investments | Fair Value, Inputs, Level 3 |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |
Investments at Fair Value |  |  |  | 6,240,000
Equity, Warrants and Other Investments |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |
Investments at Fair Value | 20,140,625 | 18,825,950 |  |
Equity, Warrants and Other Investments | Fair Value, Inputs, Level 3 |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |
Investments at Fair Value | $ 20,140,625 | $ 18,825,950 | $ 12,585,781 | $ 9,264,002

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- Definition Sum of the carrying amounts as of the balance sheet date of all investments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(h)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
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