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Note 7 - Shareholders' Equity (Details Textual) - USD ($)	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares)	375,753
Share-based Compensation Arrangements by Share-based Payment Award, Other than Options, Grants in Period, Weighted Average Exercise Price (in dollars per share)	$ 1.5
Treasury Stock, Common, Shares (in shares)	12,253,502		12,253,502
Treasury Stock, Value	$ 18,929,915		$ 18,929,915
Common Stock [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares)	375,753	247,961
Share-based Compensation Arrangements by Share-based Payment Award, Other than Options, Grants in Period, Weighted Average Exercise Price (in dollars per share)			$ 1.38

X

- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of other than options.

+ References

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Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited.

+ References

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Number of previously issued common shares repurchased by the issuing entity and held in treasury.

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The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.

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