Consolidated Statements of Changes in Net Assets - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025
Common Stock [Member]
Investment Company, Net Assets [Roll Forward]
Beginning balance	$ 10,106	$ 9,858	$ 9,858
Beginning balance (in shares)	10,105,559	9,857,301	9,857,301
Net investment income	$ 0	$ 0
Net realized gain (loss)	0	0
Net change in unrealized gain (loss) on investments	0	0
Benefit (provision) for taxes on unrealized appreciation (depreciation) on investments	0	0
Issuance of common shares	$ 49
Shares issued and sold (in shares)	49,191
Purchases of shares in repurchase offer	$ (253)	$ (256)
Purchases of shares in repurchase offer (in shares)	(253,072)	(256,233)
Distributions declared to stockholders	$ 0
Stock issued in connection with dividend reinvestment plan	$ 115	$ 109
Stock issued in connection with dividend reinvestment plan (in shares)	115,306	109,175
Ending balance	$ 10,017	$ 9,711	$ 10,106
Ending balance (in shares)	10,016,984	9,710,243	10,105,559
Additional Paid-in Capital [Member]
Investment Company, Net Assets [Roll Forward]
Beginning balance	$ 256,564,590	$ 246,622,366	$ 246,622,366
Net investment income	0	0
Net realized gain (loss)	0	0
Net change in unrealized gain (loss) on investments	0	0
Benefit (provision) for taxes on unrealized appreciation (depreciation) on investments	0	0
Issuance of common shares	1,154,951
Purchases of shares in repurchase offer	(5,906,436)	(6,290,286)
Distributions declared to stockholders	0
Stock issued in connection with dividend reinvestment plan	2,727,721	2,671,409
Ending balance	254,540,826	243,003,489	256,564,590
Accumulated Undistributed (Overdistributed) Earnings [Member]
Investment Company, Net Assets [Roll Forward]
Beginning balance	(19,343,677)	(5,802,119)	(5,802,119)
Net investment income	4,151,484	4,214,588
Net realized gain (loss)	(7,802,110)	1,863,881
Net change in unrealized gain (loss) on investments	8,328,142	(4,880,585)
Benefit (provision) for taxes on unrealized appreciation (depreciation) on investments	(453,379)	(50,148)
Issuance of common shares	0
Purchases of shares in repurchase offer	0	0
Distributions declared to stockholders	(5,648,531)
Stock issued in connection with dividend reinvestment plan	0	0
Ending balance	(20,768,071)	(4,654,383)	(19,343,677)
Beginning balance	237,231,019	240,830,105	240,830,105
Net investment income	4,151,484	4,214,588
Net realized gain (loss)	(7,802,110)	1,863,881
Net change in unrealized gain (loss) on investments	8,328,142	(4,880,585)
Benefit (provision) for taxes on unrealized appreciation (depreciation) on investments	(453,379)	$ (50,148)	2,059,533
Issuance of common shares	$ 1,155,000
Shares issued and sold (in shares)	49,191	0
Purchases of shares in repurchase offer	$ (5,906,689)	$ (6,290,542)
Distributions declared to stockholders	(5,648,531)
Stock issued in connection with dividend reinvestment plan	2,727,836	2,671,518
Ending balance	$ 233,782,772	$ 238,358,817	$ 237,231,019