Note 5 - Certain Balance Sheet Accounts - Property and Equipment, Net (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Property and equipment, gross | $ 13,849 | $ 13,804 |
| Less accumulated depreciation and amortization | (12,469) | (12,036) |
| Total property and equipment, net | 1,380 | 1,768 |
| Finance Lease Equipment [Member] | ||
| Property and equipment, gross | 8,324 | 8,323 |
| Equipment [Member] | ||
| Property and equipment, gross | 3,788 | 3,744 |
| Computer Equipment [Member] | ||
| Property and equipment, gross | 1,113 | 1,113 |
| Furniture and Fixtures [Member] | ||
| Property and equipment, gross | $ 624 | $ 624 |
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- 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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- 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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- 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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