v3.26.1
Expenses by nature - Schedule of income statement items by nature of cost (Details) - EUR (€)
€ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Expenses by nature [abstract]    
Consulting and other purchased services € 33,002 € 28,620
Cost of services and change in inventory 5,731 (273)
Employee benefit expense other than share-based compensation 40,913 44,426
Share-based compensation expense 3,356 4,500
Raw materials and consumables used 6,598 7,363
Depreciation and amortization and impairment 9,744 10,811
Building and energy costs 7,102 7,344
Supply, office and IT costs 4,759 4,457
License fees and royalties 1,142 1,877
Advertising costs 2,781 5,267
Warehousing and distribution costs 1,820 2,221
Travel and transportation costs 756 843
Other expenses 959 1,490
OPERATING EXPENSES € 118,663 € 118,947