v3.26.1
Deferred tax asset (Details) - EUR (€)
€ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Deferred tax asset      
Deferred tax asset € 191 € 217 € 225
Tax credits      
Deferred tax asset      
Deferred tax asset € 191 € 217 € 225