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Investments - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2022
Dec. 31, 2021
Jun. 30, 2022
Schedule Of Investments [Line Items]          
Investments $ 228,593,658   $ 228,593,658   $ 233,683,986
Deposit Contracts, Assets 0   $ 0   $ 0
Description Of Derivatives     The Derivatives Rule also contains exceptions to these conditions for any fund that limits its exposure to derivatives positions to 10 percent of its net assets.    
Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member]          
Schedule Of Investments [Line Items]          
Investments Transfer 0 $ 0 $ 0 $ 0  
New Portfolio Companies [Member]          
Schedule Of Investments [Line Items]          
Investments 21,800,000   21,800,000    
Previously Committed Companies [Member]          
Schedule Of Investments [Line Items]          
Investments $ 6,200,000   $ 6,200,000