v3.26.1
Current assets and liabilities - Inventories (Details) - EUR (€)
€ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Inventories      
Raw materials € 26,984 € 29,455  
Work-in-progress 2,333 1,667  
Total inventories 29,317 31,122  
Inventories recognized as an expense 40,867 45,069 € 54,987
Accumulated impairment      
Inventories      
Total inventories € (1,329) € (2,043)