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

12 Months Ended

Dec. 31, 2021

Notes Tables

Investment [Table Text Block]

		December 31,
		2021				2020
Certificates of deposit		$	310,276			$	1,035,827
Corporate bonds classified as trading			-				1,020,000
U.S. Treasury notes and corporate bond held to maturity			4,418,719				4,994,848
Total		$	4,728,995			$	7,050,675

		December 31,
		2021				2020
U.S. Treasury securities, held to maturity		$	154,265			$	286,015
Preferred stock			104,019				104,019
Voting common stock of CB&T Holding Corporation			19,058,485				19,058,485
Total		$	19,316,769			$	19,448,519

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

						Gross
						Unrealized				Fair
		Cost				Gain (Loss)				Value
Marketable equity securities, December 31, 2021		$	20,893,647			$	49,723,850			$	70,617,497
Marketable equity securities, December 31, 2020		$	68,205,548			$	(4,169,066	)		$	64,036,482

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

						Gross
						Unrealized				Fair
		Cost				Gain				Value
U.S. Treasury trading securities, December 31, 2021		$	87,541,764			$	3,140			$	87,544,904
U.S. Treasury trading securities, December 31, 2020		$	37,766,133			$	1,812			$	37,767,945

Investments in and Advances to Affiliates [Table Text Block]

		December 31,
		2021				2020
Beginning of year		$	20,913,896			$	771,805
Additional investments in unconsolidated affiliates			55,000,000				16,000,000
Distributions received			(2,251,766	)			(1,433,480	)
Reclassification of investment in affiliate to marketable securities			(12,880,146	)			-
Equity in income of unconsolidated affiliates			878,921				5,575,571
End of year		$	61,660,905			$	20,913,896

Equity Method Investments [Table Text Block]

		December 31,
		2021				2020
Revenue		$	31,071,188			$	1,147,735,494
Gross profit			9,562,278				176,953,564
Income from continuing operations			(10,049,214	)			82,992,830
Net income			(11,382,572	)			86,847,498

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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 325
-URI http://asc.fasb.org/topic&trid=2197064

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-URI http://asc.fasb.org/topic&trid=75115024

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-URI http://asc.fasb.org/topic&trid=2196928

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+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 320
-Section S99
-Paragraph 6
-Subparagraph (SX 210.12-14)
-URI http://asc.fasb.org/extlink&oid=122147990&loc=d3e611322-123010

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Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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No definition available.

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