| Note 6 - Balance Sheet Detail - Schedule of Other Comprehensive Loss (Details) - USD ($) $ in Thousands | 12 Months Ended | |
|---|---|---|
| Dec. 31, 2024 | Dec. 31, 2023 | |
| Foreign currency translation adjustments | $ (2,370) | $ 2,346 | 
| Other comprehensive income (loss | $ (2,370) | $ 2,346 | 
| X | ||||||||||
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- Definition Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
 | 
| X | ||||||||||
| 
- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
 |