v3.25.1
Deferred tax - Changes in deferred taxes (Details) - EUR (€)
€ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Deferred tax assets    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
On January 1 € 1,126 € 1,363
Credited/charged (-) to profit or loss 126 (72)
Reclassification to assets/liabilities held for sale   (292)
Charged to other comprehensive income 177 132
Exchange differences 45 (4)
On December 31 1,474 1,126
Deferred tax liabilities    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
On January 1 (23,607) (20,148)
Credited/charged (-) to profit or loss 2,977 (3,477)
Exchange differences (30) 18
On December 31 (20,660) (23,607)
Intangible assets other than goodwill | Deferred tax liabilities    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
On January 1 (21,588) (20,148)
Credited/charged (-) to profit or loss 2,306 (1,458)
Exchange differences (30) 18
On December 31 (19,312) (21,588)
Retirement benefit liabilities | Deferred tax assets    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
On January 1 159 19
Credited/charged (-) to profit or loss (82)  
Charged to other comprehensive income 177 132
Exchange differences (1) 8
On December 31 253 159
Tax loss carryforward | Deferred tax assets    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
On January 1   1,061
Credited/charged (-) to profit or loss   (1,061)
Property, plant and equipment | Deferred tax assets    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
On January 1 292  
Credited/charged (-) to profit or loss 18 298
Exchange differences 19 (6)
On December 31 329 292
Other | Deferred tax assets    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
On January 1 675 281
Credited/charged (-) to profit or loss 190 692
Reclassification to assets/liabilities held for sale   (292)
Exchange differences 27 (6)
On December 31 892 675
Other | Deferred tax liabilities    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
On January 1 (2,019)  
Credited/charged (-) to profit or loss 671 (2,019)
On December 31 € 1,348 € (2,019)