Note 11 - Stock Based Compensation - Stock Option Activity (Details) - The 2023 Equity Plan [Member] - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
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| Outstanding (in shares) | 500,500 | 442,500 | |||||
| Outstanding, weighted average exercise price (in dollars per share) | $ 9.59 | $ 9.36 | |||||
| Granted, options (in shares) | 0 | 0 | |||||
| Granted, weighted average exercise price (in dollars per share) | $ 0 | $ 0 | |||||
| Exercised, options (in shares) | 0 | 0 | |||||
| Exercised, weighted average exercise price (in dollars per share) | $ 0 | $ 0 | |||||
| Forfeited, options (in shares) | 8,000 | 0 | |||||
| Forfeited, weighted average exercise price (in dollars per share) | $ 9.36 | $ 0 | |||||
| Outstanding (in shares) | 492,500 | 442,500 | |||||
| Outstanding, weighted average exercise price (in dollars per share) | $ 9.59 | $ 9.36 | |||||
| Outstanding, aggregate intrinsic value | [1] | $ 837 | [2] | $ 80 | |||
| Exercisable, options (in shares) | 106,900 | 23,000 | |||||
| Exercisable, weighted average exercise price (in dollars per share) | $ 9.36 | $ 9.36 | |||||
| Exercisable, aggregate intrinsic value | [1],[2] | $ 206 | $ 4 | ||||
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| X | ||||||||||
- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average price at which option holders acquired shares when converting their stock options into shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of non-vested options forfeited. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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