Note 7 - Convertible Notes with Warrants (Related Party) - Measurement Inputs (Details) - Securities Purchase Agreement [Member] |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Measurement Input, Expected Dividend Rate [Member] | ||
| Measurement input | 0 | 0 |
| Measurement Input, Price Volatility [Member] | Minimum [Member] | ||
| Measurement input | 0.486 | 0.66 |
| Measurement Input, Price Volatility [Member] | Maximum [Member] | ||
| Measurement input | 0.554 | 0.721 |
| Measurement Input, Risk Free Interest Rate [Member] | ||
| Measurement input | 0.0392 | |
| Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] | ||
| Measurement input | 0.0342 | |
| Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] | ||
| Measurement input | 0.0343 | |
| Measurement Input, Share Price [Member] | ||
| Measurement input | 1.276 | 1.021 |
| Measurement Input, Conversion Price [Member] | Minimum [Member] | ||
| Measurement input | 0.2563 | 0.2563 |
| Measurement Input, Conversion Price [Member] | Maximum [Member] | ||
| Measurement input | 0.2691 | 0.2691 |