Note 8 - Common Stock Warrants - Schedule of Warrants under Monte Carlo Simulation and Black-Scholes Model (Details) - October 2022 Warrants [Member] |
Dec. 31, 2025 |
Dec. 31, 2024 |
May 01, 2024 |
|---|---|---|---|
| Measurement Input, Share Price [Member] | |||
| Warrant Liability | 0.68 | 2 | 4.76 |
| Measurement Input, Risk Free Interest Rate [Member] | |||
| Warrant Liability | 0.0375 | 0.0427 | 0.0479 |
| Measurement Input, Expected Dividend Rate [Member] | |||
| Warrant Liability | 0 | 0 | 0 |
| Measurement Input, Expected Term [Member] | |||
| Warrant Liability | 1.78 | 2.8 | 3.4 |
| Measurement Input, Price Volatility [Member] | |||
| Warrant Liability | 1.51 | 1.55 | 1.60 |