Consolidated Statements of Assets and Liabilities (Parenthetical) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Cost	$ 702,312,667	$ 658,300,164
Deferred issuance costs, debt	$ 658,062	$ 996,839
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	200,000,000	200,000,000
Common stock, shares issued	84,481,797	84,481,797
Common stock, shares outstanding	72,571,907	72,571,907
Treasury Stock, Common, Shares	11,909,890	11,909,890
Non-Controlled, Non-Affiliated Investments
Cost	$ 616,753,604	$ 569,528,145
Non-Controlled, Affiliated Investments
Cost	1,139,598	3,849,638
Controlled Investments
Cost	$ 84,419,465	$ 84,922,381