v3.26.1
Trade payables and others (Details)
€ in Thousands
Dec. 31, 2025
EUR (€)
Dec. 31, 2025
loan
Dec. 31, 2025
loan_agreement
Dec. 31, 2024
EUR (€)
loan
Dec. 31, 2023
EUR (€)
loan
Aug. 31, 2022
loan
Disclosure Of Detailed Information About Trade Payables And Others [Line Items]            
Suppliers (excluding payables related to capital expenditures) € 7,475     € 7,923 € 8,561  
Tax and employee-related payables 6,546     6,962 7,021  
Other payables 1,021     1,122 1,436  
Trade payables and others excluding payables related to capital expenditures 15,042     16,007 17,018  
Payables related to capital expenditures 0     0 0  
Payables and others € 15,042     € 16,007 € 17,018  
PGE loan agreement, Societe Generale and BNP Paribas            
Disclosure Of Detailed Information About Trade Payables And Others [Line Items]            
Borrowing, number of loan agreement   2 2 2 2 2