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Note 3 - Earnings Per Share (Details Textual) - shares | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Mar. 31, 2026 | Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025
Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements |  | 55,268 | 21,856 | 44,992 | 37,237
Dilutive Securities Included in Computation of Earnings Per Share Amount Stock Option (in shares) |  |  |  | 741,740 | 783,093
Share-Based Payment Arrangement, Option [Member] |  |  |  |  |
Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements | 295,455 |  | 214,971 | 203,705 | 214,971
Dilutive Securities Included in Computation of Earnings Per Share Amount Stock Option (in shares) |  | 649,990 | 783,093 |  |
Restricted Stock [Member] |  |  |  |  |
Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements |  | 19,543 | 35,486 | 19,543 |
Dilutive Securities Included in Computation of Earnings Per Share Amount Stock Option (in shares) |  |  |  |  | 35,486

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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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