SBA-GUARANTEED DEBENTURES - Schedule of Interest Expense and Amortized Fees on SBA-guaranteed Debentures (Details) - SBA-guaranteed Debentures - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Debt Instrument [Line Items]
Interest expense	$ 2,614,051	$ 2,400,718
Debenture fee amortization	314,055	317,508
Total interest and financing expenses	$ 2,928,106	$ 2,718,226
Weighted average interest rate	3.20%	3.10%
Effective interest rate (including fee amortization)	3.60%	3.50%
Average debt outstanding	$ 325,000,000	$ 313,600,000
Cash paid for interest	$ 5,201,848	$ 4,680,999