Note 8 - Convertible Notes Payable at Fair Value - Fair Value Measurement Inputs and Valuation Techniques (Details) |
Sep. 05, 2025 |
Dec. 31, 2024 |
||
|---|---|---|---|---|
| Euro Member Countries, Euro | ||||
| Foreign exchange rate at year end USD/EUR | 1.17 | 1.0389 | ||
| Measurement Input, Share Price [Member] | ||||
| Debt Instrument, Measurement Input | [1] | 7.24 | 4.18 | |
| Measurement Input, Exercise Price [Member] | ||||
| Debt Instrument, Measurement Input | 4.45 | 1.75 | ||
| Measurement Input, Price Volatility [Member] | ||||
| Debt Instrument, Measurement Input | 1.50 | |||
| Measurement Input, Expected Term [Member] | ||||
| Debt Instrument, Measurement Input | 1 | |||
| Measurement Input, Risk Free Interest Rate [Member] | ||||
| Debt Instrument, Measurement Input | 0.0418 | |||
| ||||