Consolidated Statements of Assets and Liabilities (Parenthetical) - USD ($)	Mar. 31, 2023	Dec. 31, 2022
Investment cost	$ 1,697,777,441	$ 1,669,779,921
Net of deferred issuance costs	$ 4,636,951	$ 5,056,427
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	200,000,000	200,000,000
Common stock, shares issued	57,767,264	57,767,264
Common stock, shares outstanding	57,767,264	57,767,264
Non-Controlled, Non-Affiliated Investments
Investment cost	$ 1,468,095,636	$ 1,474,146,428
Non-Controlled, Affiliated Investments
Investment cost	37,281,788	37,132,993
Controlled Investments
Investment cost	$ 192,400,017	$ 158,500,500