Note 12 - Events After the Reporting Period (Details Textual) - Jul. 11, 2025 - Debt conversion [member] |
USD ($)
$ / shares
|
EUR (€) |
EUR (€) |
|---|---|---|---|
| Statement Line Items [Line Items] | |||
| Increase (decrease) in equity | $ 4.1 | € 3.5 | |
| Ordinary warrants [member] | |||
| Statement Line Items [Line Items] | |||
| Class of warrant, exercise price of warrants (in dollars per share) | $ / shares | $ 4.87 | ||
| Premium of share price | 89.00% | ||
| EIB loan [member] | |||
| Statement Line Items [Line Items] | |||
| Debt conversion, amount converted | € 3,500,000 | ||
| Notional amount | € 7,000,000 |