PORTFOLIO INVESTMENTS AND FAIR VALUE - Total Fair Value and Cost of Investments (Details)	6 Months Ended	12 Months Ended
	Jun. 30, 2023 USD ($) company	Dec. 31, 2022 USD ($) company
Investment Holdings 1 [Line Items]
Investments, amortized cost	$ 922,796,573	$ 875,823,177
Fair value of investments	$ 881,666,450	$ 844,733,638
Investments In Number Of Portfolio Companies | company	93	85
% of Total Investments at fair value	100.00%	100.00%
Senior SecuredLoans-First Lien
Investment Holdings 1 [Line Items]
Investments, amortized cost	$ 792,661,767	$ 750,527,999
Fair value of investments	$ 779,447,364	$ 735,555,508
% of Total Investments at fair value	6.20%	3.10%
Senior Secured Loans-Second Lien
Investment Holdings 1 [Line Items]
Investments, amortized cost	$ 70,064,404	$ 69,989,477
Fair value of investments	33,918,725	45,304,300
Unsecured Debt
Investment Holdings 1 [Line Items]
Investments, amortized cost	5,979,572	5,657,964
Fair value of investments	5,708,477	4,823,898
Equity Securities
Investment Holdings 1 [Line Items]
Investments, amortized cost	54,090,830	49,647,737
Fair value of investments	$ 62,591,884	$ 59,049,932