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Note 4 - Marketable Equity Securities (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Marketable Securities [Table Text Block]

		2020				2019
		(in thousands)
Available-for-sale securities:
Fair market value		$	27,941			$	29,521
Cost			25,860				24,156
Unrealized gain		$	2,081			$	5,365

Unrealized Gain (Loss) on Investments [Table Text Block]

		2020				2019
		(in thousands)
Available-for-sale securities:
Gross unrealized gains		$	7,048			$	7,808
Gross unrealized losses			4,967				2,443
Net unrealized gains		$	2,081			$	5,365

Schedule of Realized Gain (Loss) [Table Text Block]

		2020				2019				2018
		(in thousands)
Realized (losses) gains:
Sale proceeds		$	2,039			$	2,984			$	1,044
Cost of securities sold			2,216				1,929				669
Realized (losses) / gains		$	(177	)		$	1,055			$	375
Realized (losses) / gains, net of taxes		$	(90	)		$	815			$	278

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- Definition

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Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27357-111563

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Tabular disclosure of unrealized gains and losses on investments.

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