Consolidated Statements of Assets and Liabilities - USD ($)	Nov. 30, 2024	Feb. 29, 2024
ASSETS
Investments at fair value	$ 960,093,232	$ 1,138,793,789
Cash and cash equivalents	147,614,810	8,692,846
Cash and cash equivalents, reserve accounts	102,549,213	31,814,278
Interest receivable (net of reserve of $68,735 and $9,490,340, respectively)	7,462,134	10,298,998
Management fee receivable	327,368	343,023
Other assets	1,871,192	1,163,225
Current income tax receivable	1,931	99,676
Total assets	1,219,919,880	1,191,205,835
LIABILITIES
Revolving credit facilities	52,500,000	35,000,000
Base management and incentive fees payable	7,521,835	8,147,217
Deferred tax liability	4,581,381	3,791,150
Accounts payable and accrued expenses	2,500,210	1,337,542
Interest and debt fees payable	5,875,852	3,582,173
Due to Manager	796,396	450,000
Total liabilities	845,054,225	820,981,727
Commitments and contingencies (See Note 9)
NET ASSETS
Common stock, par value $0.001, 100,000,000 common shares authorized, 13,909,206 and 13,653,476 common shares issued and outstanding, respectively	13,909	13,654
Capital in excess of par value	377,235,609	371,081,199
Total distributable deficit	(2,383,863)	(870,745)
Total net assets	374,865,655	370,224,108
Total liabilities and net assets	$ 1,219,919,880	$ 1,191,205,835
NET ASSET VALUE PER SHARE (in Dollars per share)	$ 26.95	$ 27.12
Debentures payable
LIABILITIES
Deferred debt financing costs	$ (5,072,871)	$ (5,779,892)
Notes Payable	214,000,000	214,000,000
8.75% Notes Payable 2025
LIABILITIES
Deferred debt financing costs	(1,460)	(4,777)
Notes Payable	20,000,000	20,000,000
Discount on notes payable	(35,045)	(112,894)
7.00% Notes Payable 2025
LIABILITIES
Deferred debt financing costs	(12,257)	(24,210)
Notes Payable	12,000,000	12,000,000
Discount on notes payable	(100,675)	(193,175)
7.75% Notes Payable 2025
LIABILITIES
Deferred debt financing costs	(33,209)	(74,531)
Notes Payable	5,000,000	5,000,000
4.375% Notes Payable 2026
LIABILITIES
Deferred debt financing costs	(1,073,336)	(1,708,104)
Notes Payable	175,000,000	175,000,000
Premium on 4.375% notes payable 2026	363,367	564,260
4.35% Notes Payable 2027
LIABILITIES
Deferred debt financing costs	(773,704)	(1,033,178)
Notes Payable	75,000,000	75,000,000
Discount on notes payable	(233,940)	(313,010)
6.25% Notes Payable 2027
LIABILITIES
Deferred debt financing costs	(219,726)	(273,449)
Notes Payable	15,000,000	15,000,000
6.00% Notes Payable 2027
LIABILITIES
Deferred debt financing costs	(1,696,769)	(2,224,403)
Notes Payable	105,500,000	105,500,000
Discount on notes payable	(96,638)	(123,782)
8.00% Notes Payable 2027
LIABILITIES
Deferred debt financing costs	(1,013,039)	(1,274,455)
Notes Payable	46,000,000	46,000,000
8.125% Notes Payable 2027
LIABILITIES
Deferred debt financing costs	(1,256,679)	(1,563,594)
Notes Payable	60,375,000	60,375,000
8.50% Notes Payable 2028
LIABILITIES
Deferred debt financing costs	(1,373,467)	(1,680,039)
Notes Payable	57,500,000	57,500,000
Investment, Unaffiliated Issuer [Member]
ASSETS
Investments at fair value	875,707,680	1,019,774,616
Investment, Affiliated Issuer [Member]
ASSETS
Investments at fair value	39,803,456	27,749,137
Investment, Affiliated Issuer, Controlled [Member]
ASSETS
Investments at fair value	44,582,096	91,270,036
Revolving credit facilities
LIABILITIES
Deferred debt financing costs	$ (1,467,001)	$ (882,122)