Note 6 - Earnings Per Share (Details Textual) - shares	3 Months Ended	9 Months Ended
Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Weighted Average Number of Shares Outstanding, Diluted, Adjustment (in shares)	40,588	37,703	36,792	37,563
Stock Settled Stock Appreciation Rights SSARs [Member]
Weighted Average Number of Shares Outstanding, Diluted, Adjustment (in shares)	9,236	11,297	9,017	16,469
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	46,423		46,423
Restricted Stock [Member]
Weighted Average Number of Shares Outstanding, Diluted, Adjustment (in shares)	31,352	26,406	27,775	21,094

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration