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Note 6 - Earnings Per Share (Details Textual) - shares | 3 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023
Weighted Average Number of Shares Outstanding, Diluted, Adjustment (in shares) | 39,389 | 42,480
Stock Settled Stock Appreciation Rights SSARs [Member] |  |
Weighted Average Number of Shares Outstanding, Diluted, Adjustment (in shares) | 9,199 | 20,188
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | 46,423 |
Restricted Stock [Member] |  |
Weighted Average Number of Shares Outstanding, Diluted, Adjustment (in shares) | 30,190 | 22,292

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- Definition 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. + References 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 + Details
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- Definition The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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