Tax and employee-related liabilities (Details) - EUR (€) € in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Tax And Employee-Related Liabilities [Abstract] | ||
| Employee-related liabilities | € 12,642 | € 13,107 |
| Social security and other taxes | 6,913 | 6,350 |
| BALANCE AS AT DECEMBER 31 | 19,555 | 19,458 |
| Less non-current portion | 0 | 0 |
| CURRENT PORTION | € 19,555 | € 19,458 |