Note 9 - Fair Value Measurements - Schedule of Fair Value Measurement Inputs and Valuation Techniques (Details) - Convertible Notes [Member] $ in Thousands |
Dec. 31, 2025
USD ($)
|
|---|---|
| Debt Instrument, Face Amount | $ 3,734 |
| Measurement Input, Conversion Price [Member] | |
| Debt Instrument, Measurement Input | 3.01 |
| Measurement Input, Share Price [Member] | |
| Debt Instrument, Measurement Input | 2.4 |
| Measurement Input, Expected Term [Member] | |
| Debt Instrument, Measurement Input | 3.3 |
| Measurement Input, Price Volatility [Member] | |
| Debt Instrument, Measurement Input | 76 |
| Measurement Input, Risk Free Interest Rate [Member] | |
| Debt Instrument, Measurement Input | 3.6 |
| Measurement Input, Discount Rate [Member] | |
| Debt Instrument, Measurement Input | 15.6 |