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Note 8 - Investments, Including Investments Accounted for Using the Equity Method (Tables)

9 Months Ended

Sep. 30, 2023

Notes Tables

Investment [Table Text Block]

		September 30,				December 31,
		2023				2022
U.S. Treasury notes held to maturity		$	5,448,471			$	4,757,224
Notes receivable			1,608,100				-
Common stock warrants of Sky Harbour Group Corporation			1,543,956				1,531,604
Total		$	8,600,527			$	6,288,828

		September 30,				December 31,
		2023				2022
U.S. Treasury securities held to maturity		$	4,749,166			$	6,729,457
Investments in special purpose entities			43,695,899				-
Preferred stock			348,694				348,694
Voting common stock of CB&T Holding Corporation			19,058,485				19,058,485
Total		$	67,852,244			$	26,136,636

Debt Securities, Trading, and Equity Securities, FV-NI [Table Text Block]

						Gross
						Unrealized				Fair
		Cost				Gain (Loss)				Value
Marketable equity securities, September 30, 2023		$	4,328,029			$	(326,682	)		$	4,001,347
Marketable equity securities, December 31, 2022		$	9,665,100			$	(896,162	)		$	8,768,938

Schedule of Available-for-Sale Securities Reconciliation [Table Text Block]

						Gross
						Unrealized				Fair
		Cost				Gain (Loss)				Value
U.S. Treasury trading securities, September 30, 2023		$	53,685,255			$	(136,239	)		$	53,549,016
U.S. Treasury trading securities, December 31, 2022		$	33,888,165			$	(367,764	)		$	33,520,401

Investments in and Advances to Affiliates [Table Text Block]

		September 30,				December 31,
		2023				2022
Beginning of year		$	118,218,389			$	61,660,905
Additional investments in unconsolidated affiliates			3,000,000				45,094,500
Distributions received			(271,355	)			(642,511	)
Reclassification of marketable securities to investment in affiliate			-				23,483
Transfer of interest			-				(625,498	)
Gain on retained interest of deconsolidated affiliate			-				10,010,090
Reclassification to consolidated subsidiaries			(15,813,482	)			-
Equity in income (loss) of unconsolidated affiliates			244,476				2,697,420
End of period		$	105,378,028			$	118,218,389

Equity Method Investments [Table Text Block]

		For the Three Months Ended								For the Nine Months Ended
		September 30,								September 30,
		2023				2022				2023				2022
Revenue		$	4,428,534			$	6,434,626			$	11,475,172			$	19,838,758
Gross profit			3,043,780				3,100,040				8,687,111				9,284,767
Loss from continuing operations			(3,295,459	)			(5,130,468	)			(12,743,869	)			(15,216,375	)
Net (loss) income			(1,848,653	)			2,319,035				(9,296,091	)			(6,062,348	)

X

- Definition

Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
-SubTopic 10
-Name Accounting Standards Codification
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-Paragraph 3
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org//320/tableOfContent

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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 946
-SubTopic 320
-Name Accounting Standards Codification
-Section S99
-Paragraph 6
-Subparagraph (SX 210.12-14)
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