v3.26.1
Intangible assets - Narrative (Details) - EUR (€)
€ in Thousands
12 Months Ended
Dec. 31, 2025
Apr. 01, 2022
Wittycel SAS    
Disclosure of detailed information about intangible assets [line items]    
Impairment loss recognised in profit or loss, other intangible assets € 0  
Prosynergia    
Disclosure of detailed information about intangible assets [line items]    
Technology- based intangible assets, assets acquisitions   € 6,529