Operating expenses - Disclosure of Selling, General and Administrative Expenses (Details) - EUR (€) € in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Analysis of income and expense [abstract] | |||
| Purchases, fees and other expenses | € (7,996) | € (8,073) | € (9,889) |
| Payroll costs (including share-based payments) | (12,226) | (11,986) | (11,772) |
| Depreciation, amortization and provision expenses | (138) | (467) | (387) |
| Total SG&A expenses | € (20,360) | € (20,527) | € (22,049) |