Note 9 - Stock Compensation Plans - RSU Activity (Details) (Parentheticals) - Restricted Stock Units (RSUs) [Member]	3 Months Ended
Mar. 31, 2024 $ / shares
Share price on grant date, awarded (in dollars per share)	$ 8.41
Share price on vesting date (in dollars per share)	$ 5.33

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(02)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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Period Type:	duration