Borrowings - Schedule of reconciliation of loan (Details) - EUR (€) € in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Disclosure of detailed information about borrowings [line items] | |||
| Borrowings, beginning period | € 187,373 | ||
| Proceeds of issue | 184,015 | € 910 | |
| Repayments | (171,632) | (3,734) | € (2,097) |
| Borrowings, ending period | 179,167 | 187,373 | |
| Less: non-current portion | (161,261) | (166,521) | |
| CURRENT PORTION | 17,905 | 20,852 | |
| Pharmakon Loan Agreement Due 2030 and Amended Debt Financing Agreement Due 2028 | |||
| Disclosure of detailed information about borrowings [line items] | |||
| Borrowings, beginning period | 180,841 | 167,520 | |
| Proceeds of issue | 182,979 | 0 | |
| Transaction costs | (10,130) | (944) | |
| Repayments | (170,213) | 0 | |
| Accrued interest | 28,403 | 22,530 | |
| Payment of interest | (17,558) | (18,978) | |
| Exchange rate difference | (20,916) | 10,713 | |
| Borrowings, ending period | 173,407 | 180,841 | € 167,520 |
| Less: non-current portion | (156,710) | (161,420) | |
| CURRENT PORTION | € 16,697 | € 19,421 | |