SBA-GUARANTEED DEBENTURES - Schedule of Interest Expense and Amortized Fees on SBA-guaranteed Debentures (Details) - SBA-guaranteed Debentures - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Debt Instrument [Line Items]
Interest expense	$ 2,637,331	$ 2,559,727	$ 7,860,045	$ 7,403,454
Debenture fee amortization	234,704	313,889	784,763	938,247
Total interest and financing expenses	$ 2,872,035	$ 2,873,616	$ 8,644,808	$ 8,341,701
Weighted average interest rate	3.20%	3.10%	3.20%	3.10%
Effective interest rate (including fee amortization)	3.50%	3.50%	3.60%	3.50%
Average debt outstanding	$ 325,000,000	$ 323,017,391	$ 325,000,000	$ 316,773,626
Cash paid for interest	$ 5,268,363	$ 4,965,850	$ 10,470,211	$ 9,646,849