Significant Accounting Policies (Details 1) - USD ($)	3 Months Ended				6 Months Ended
	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2025	Jun. 30, 2024
Fair value beginning balance		$ 27,500,000			$ 27,500,000
Purchases of portfolio securities					1,500,000	$ 2,247,000
Fair value ending balance	$ 33,482,000				33,482,000
Non-affiliate Investments [Member]
Fair value ending balance	10,632,000				10,632,000
Control Investments [Member]
Fair value beginning balance		27,500,000			27,500,000
Fair value ending balance	22,850,000				22,850,000
Level 3 [Member]
Fair value beginning balance	28,458,000	27,500,000	$ 41,750	$ 40,853,000	27,500,000	40,853,000
Sale of portfolio securities		(4,000,000)
Purchases of portfolio securities		2,750,000		2,247,000
Change in unrealized appreciation	(2,289,000)	2,208,000	4,750,000	(1,350,000)
Fair value ending balance	26,169,000	28,458,000	46,500,000	41,750	26,169,000	46,500,000
Level 3 [Member] | Non-affiliate Investments [Member]
Fair value beginning balance	3,958,000	0		0	0	0
Purchases of portfolio securities		2,750,000		0
Change in unrealized appreciation	(639,000)	1,208,000		0
Fair value ending balance	3,319,000	3,958,000			3,319,000
Level 3 [Member] | Affiliate Investments [Member]
Fair value beginning balance	0	0	0	0	0	0
Purchases of portfolio securities		0		0
Change in unrealized appreciation	0	0	0	0
Fair value ending balance	0	0	0	0	0	0
Level 3 [Member] | Control Investments [Member]
Fair value beginning balance	24,500,000	27,500,000	41,750,000	40,853,000	27,500,000	40,853,000
Sale of portfolio securities		(4,000,000)
Purchases of portfolio securities		0		2,247,000
Change in unrealized appreciation	(1,650,000)	1,000,000	4,750,000	(1,350,000)
Fair value ending balance	$ 22,850,000	$ 24,500,000	$ 46,500,000	$ 41,750,000	$ 22,850,000	$ 46,500,000