Significant Accounting Policies (Details 1) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022
Fair value beginning balance	$ 15,650
Fair value ending balance	23,200
Control Investments [Member]
Fair value beginning balance	15,650
Fair value ending balance	23,200
Level 3 [Member]
Fair value beginning balance	15,650	$ 13,000
Change in unrealized appreciation	6,800	2,500
Purchases of portfolio securities	750
Fair value ending balance	23,200	15,500
Level 3 [Member] \| Non-affiliate Investments [Member]
Fair value beginning balance	0	0
Change in unrealized appreciation	0	0
Purchases of portfolio securities	0
Fair value ending balance	0	0
Level 3 [Member] \| Affiliate Investments [Member]
Fair value beginning balance	0	0
Change in unrealized appreciation	0	0
Purchases of portfolio securities	0
Fair value ending balance	0	0
Level 3 [Member] \| Control Investments [Member]
Fair value beginning balance	15,650	13,000
Change in unrealized appreciation	6,800	2,500
Purchases of portfolio securities	750
Fair value ending balance	$ 23,200	$ 15,500

Amount of deferred income tax expense for unrealized appreciation of investment.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
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Sum of the carrying amounts as of the balance sheet date of all investments.

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Cash paid to purchase debt and equity securities, classified as operating activities, during the period; includes trading securities and any other investments classified as operating.

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