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Note 8 - Share-based Compensation - Share-based Compensation Expenses (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Sales and marketing | $ 340 | $ 600
Share-Based Payment Arrangement, Expense | 340 | 600
Capitalized in intangible assets | 9 | 18
Total share-based compensation | 349 | 618
Selling and Marketing Expense [Member] |  |
Sales and marketing | 24 | 84
Share-Based Payment Arrangement, Expense | 24 | 84
Research and Development Expense [Member] |  |
Sales and marketing | 46 | 45
Share-Based Payment Arrangement, Expense | 46 | 45
General and Administrative Expense [Member] |  |
Sales and marketing | 270 | 471
Share-Based Payment Arrangement, Expense | $ 270 | $ 471

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