v3.25.3
Financial liabilities - Disclosure of financial liabilities breakdown (Details) - EUR (€)
€ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities € 44,588 € 69,069
Current financial liabilities 29,400 44,935
Total financial liabilities 73,988 114,004
Borrowings    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities 12,390 29,056
Current financial liabilities 25,230 22,195
Kreos & Claret bond loans    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities 11,779 26,373
Current financial liabilities 23,040 20,028
Lease liabilities    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities 611 1,431
Current financial liabilities 938 932
PGE    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities 0 1,252
Current financial liabilities 1,252 1,235
Convertible loan notes    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities 4,099 23,370
Current financial liabilities 4,170 21,574
Heights convertible notes    
Disclosure of detailed information about borrowings [line items]    
Current financial liabilities 0 21,574
Kreos & Claret convertible notes (OCABSA)    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities 4,099 23,370
Current financial liabilities 4,170 0
Derivative instruments    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities 0 3,620
Current financial liabilities 0 1,166
Kreos/Claret Minimal Return Indemnifications    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities 0 3,620
Kreos & Claret BSA    
Disclosure of detailed information about borrowings [line items]    
Current financial liabilities 0 1,166
Other financial liabilities    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities 28,099 13,023
Royalty certificates    
Disclosure of detailed information about borrowings [line items]    
Non-current financial liabilities € 28,099 € 13,023