v3.25.1
Property, plant and equipment - Right of Use (Details) - EUR (€)
€ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 € 15,101  
On December 31, 17,499 € 15,101
RIGHT OF USE    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 15,101  
On December 31, 17,499 15,101
Acquisition value    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 31,078 47,777
Additions 8,823 3,450
Sales and disposals (7,353) (13,580)
Reclassifications to assets in disposal group classified as held for sale   (6,774)
Translation differences 113 205
On December 31, 32,661 31,078
Depreciations and impairment    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 (15,976) (20,250)
Depreciation (4,558) (6,849)
Sales and disposals 5,370 7,979
Reclassifications to assets in disposal group classified as held for sale   3,279
Translation differences 3 (135)
On December 31, (15,161) (15,976)
Land and building | RIGHT OF USE    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 11,895  
On December 31, 12,381 11,895
Land and building | Acquisition value    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 23,174 34,834
Additions 4,287 1,726
Sales and disposals (2,989) (11,497)
Reclassifications to assets in disposal group classified as held for sale   (2,091)
Translation differences 113 202
On December 31, 24,585 23,174
Land and building | Depreciations and impairment    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 (11,279) (14,424)
Depreciation (2,848) (3,342)
Sales and disposals 1,920 5,922
Reclassifications to assets in disposal group classified as held for sale   699
Translation differences 3 (134)
On December 31, (12,204) (11,279)
Installation and machinery | RIGHT OF USE    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 28  
On December 31, 1,567 28
Installation and machinery | Acquisition value    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 251 437
Additions 1,657  
Sales and disposals (250) (186)
On December 31, 1,658 251
Installation and machinery | Depreciations and impairment    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 (223) (352)
Depreciation (118) (57)
Sales and disposals 250 186
On December 31, (91) (223)
Furniture, fixtures & vehicles | RIGHT OF USE    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 3,179  
On December 31, 3,552 3,179
Furniture, fixtures & vehicles | Acquisition value    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 7,652 12,505
Additions 2,879 1,724
Sales and disposals (4,114) (1,897)
Reclassifications to assets in disposal group classified as held for sale   (4,683)
Translation differences   3
On December 31, 6,417 7,652
Furniture, fixtures & vehicles | Depreciations and impairment    
Disclosure of detailed information about property, plant and equipment [line items]    
On January 1 (4,473) (5,473)
Depreciation (1,592) (3,450)
Sales and disposals 3,200 1,871
Reclassifications to assets in disposal group classified as held for sale   2,580
Translation differences   (1)
On December 31, € (2,865) € (4,473)