v3.25.4
Leases - Summary of right-of use assets (Detail) - EUR (€)
€ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Disclosure of quantitative information about right-of-use assets [line items]    
Right-of-use assets € 12,786 € 13,332
Buildings [Member]    
Disclosure of quantitative information about right-of-use assets [line items]    
Right-of-use assets 12,588 13,154
Vehicles [Member]    
Disclosure of quantitative information about right-of-use assets [line items]    
Right-of-use assets 149 107
IT and telecommunication [Member]    
Disclosure of quantitative information about right-of-use assets [line items]    
Right-of-use assets € 49 € 71