Note 18 - Employee Defined Contribution Plan (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Defined Contribution Plan, Employer Mandatory Contribution, Percent | 5.00% | |
| Defined Contribution Plan, Employee Mandatory Contribution, Percent | 5.00% | |
| Defined Contribution Plan, Cost | $ 50 | $ 80 |