Note 5 - Treasury Stock (Details Textual) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Treasury Stock, Common, Shares (in shares) | 1,206,741 | 1,059,056 |
| Treasury Stock, Common, Value | $ 2,568 | $ 2,346 |
| X | ||||||||||
- Definition Number of previously issued common shares repurchased by the issuing entity and held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount allocated to previously issued common shares repurchased by the issuing entity and held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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