Note 2 - Summary of Significant Accounting Policies - Schedule of Equipment and Leasehold Improvements (Details) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Total, at cost | $ 2,282 | $ 2,250 |
| Less: accumulated depreciation | (641) | (607) |
| Total equipment and leasehold improvements, net | 1,641 | 1,643 |
| Equipment [Member] | ||
| Total, at cost | 1,756 | 1,724 |
| Leasehold Improvements [Member] | ||
| Total, at cost | $ 526 | $ 526 |
| X | ||||||||||
- Definition Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, before accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Details
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