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Note 4 - Marketable Equity Securities (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Marketable Securities [Table Text Block]

		2024				2023
		(in thousands)
Available-for-sale securities:
Fair market value		$	42,620			$	43,203
Cost			27,094				30,294
Unrealized gain		$	15,526			$	12,909

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

		2024				2023
		(in thousands)
Available-for-sale securities:
Gross unrealized gains		$	17,215			$	15,539
Gross unrealized losses			1,689				2,630
Net unrealized gains		$	15,526			$	12,909

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

		2024				2023				2022
		(in thousands)
Realized (losses) gains:
Sale proceeds		$	3,662			$	343			$	-
Cost of securities sold			3,213				255				-
Realized (losses) / gains		$	449			$	88			$	-

X

- Definition

Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

+ References

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- Definition

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://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 9
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-9

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Tabular disclosure of unrealized gains and losses on investments.

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