Note 3 - Property and Equipment, Net - Property and Equipment, Net (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Jun. 30, 2026 |
|---|---|---|
| Property and equipment, gross | $ 10,304 | $ 10,182 |
| Less: Accumulated depreciation and amortization | (8,495) | (8,428) |
| Total | 1,809 | 1,754 |
| Land and Building [Member] | ||
| Property and equipment, gross | 1,250 | 1,250 |
| Leasehold Improvements [Member] | ||
| Property and equipment, gross | 1,549 | 1,549 |
| Machinery and Equipment [Member] | ||
| Property and equipment, gross | $ 7,505 | $ 7,383 |
| 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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- 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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