Fair Value Measurements, Reconciliation for Level 3 Assets Measured at Fair Value on a Recurring Basis (Details)	3 Months Ended
Mar. 31, 2022 USD ($)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	$ 64,712,083
Total unrealized gain or (losses) [Abstract]
Realized gains (losses)	327,863
Unrealized gains (losses)	2,873,145
Purchases	2,020,272
Sales	(2,239,116)
Ending Balance	67,694,247
Beginning Balance	64,712,083
Purchases
Ending Balance	67,694,247
Equity Securities [Member]
Total unrealized gain or (losses) [Abstract]
Beginning Balance	7,108,486
Purchases
Realized gains (losses)	0
Unrealized gains (losses)	136,362
Purchases	0
Sales	0
Ending Balance	7,244,848
Equity Securities at Net Asset Value [Member]
Total unrealized gain or (losses) [Abstract]
Beginning Balance	57,603,597
Purchases
Realized gains (losses)	327,863
Unrealized gains (losses)	2,736,783
Purchases	2,020,272
Sales	(2,239,116)
Ending Balance	$ 60,449,399

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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Amount of gain (loss) recognized in other comprehensive income (OCI) from asset measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1a)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258

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Amount of gain (loss) recognized in income from asset including assets measured at net asset value measured at fair value on recurring basis using unobservable input (level 3).

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Fair value of financial instrument classified as an asset including assets measured at net asset value measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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