XML 157 R126.htm IDEA: XBRL DOCUMENT v3.26.1
Related parties - Narrative (Details) - Key management personnel - EUR (€)
€ in Thousands
8 Months Ended
Dec. 31, 2023
Dec. 31, 2025
Dec. 31, 2024
Board of Directors and Chief Executive Officer      
Disclosure of transactions between related parties [line items]      
Net defined benefit liability € 0 € 0 € 0
Advisor to the Chief Executive Officer      
Disclosure of transactions between related parties [line items]      
Total compensation 100    
Termination benefits € 1,210