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Organization - Additional Information (Details) - USD ($)			3 Months Ended		9 Months Ended
	Sep. 03, 2021	Feb. 11, 2014	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022	Jun. 30, 2022
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Common stock, par value	$ 0.001		$ 0.001		$ 0.001		$ 0.001
Issuance of common shares	453,985		0	0	0	453,985
Shares offering, price per share	$ 6.92
Common stock, shares issued			14,391,775		14,391,775		14,385,810
Issuance of common shares					$ 0	$ 3,141,576
Common stock, shares outstanding			14,391,775	14,385,809	14,391,775	14,385,809	14,385,810
Repayment of Debt Percentage					100.00%
Qualifying assets percentage					70.00%
Amount of market capitalization					$ 250,000,000
Taxable Subsidiaries			$ 0		$ 0		$ 0
CM Finance LLC
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Common stock, shares issued			6,000,000		6,000,000
Issuance of debt					$ 39,800,000
Stifel Venture Corp
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Common stock, shares issued							2,181,818
Issuance of common shares					$ 32,700,000
Number of common stock shares repurchased					2,181,818
Common stock, shares outstanding			13,666,666		13,666,666
IPO | Investcorp Credit Management | Common Stock
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Common stock, par value		$ 0.001
Issuance of common shares		7,666,666
Shares offering, price per share		$ 15.00
Proceeds from initial public offering		$ 111,500,000

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