v3.25.1
Property, plant and equipment - Fully Owned (Details) - EUR (€)
€ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance € 111,220  
Ending balance 105,399 € 111,220
Acquisition value    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 146,507 167,588
Additions 17,303 16,823
Sales and disposals (9,677) (37,182)
Reclassifications to assets in disposal group classified as held for sale (11,115) (988)
Translation differences 273 266
Ending balance 143,291 146,507
Depreciations and impairment    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance (35,287) (40,862)
Depreciation (11,076) (10,248)
Impairment (1,243) (7,645)
Sales and disposals 9,677 23,342
Reclassifications to assets in disposal group classified as held for sale   290
Translation differences 37 (164)
Ending balance (37,892) (35,287)
Land, buildings and leasehold improvements    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 79,487  
Ending balance 75,066 79,487
Land, buildings and leasehold improvements | Acquisition value    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 90,705 88,719
Additions 7,292 6,754
Sales and disposals (6,554) (4,403)
Reclassifications 4,687 95
Reclassifications to assets in disposal group classified as held for sale (10,200) (739)
Translation differences 84 279
Ending balance 86,014 90,705
Land, buildings and leasehold improvements | Depreciations and impairment    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance (11,218) (7,814)
Depreciation (5,284) (4,603)
Impairment (1,068)  
Sales and disposals 6,554 1,194
Reclassifications to assets in disposal group classified as held for sale   161
Translation differences 68 (156)
Ending balance (10,948) (11,218)
Installation and machinery    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 20,500  
Ending balance 25,926 20,500
Installation and machinery | Acquisition value    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 39,678 57,040
Additions 9,595 6,472
Sales and disposals (663) (24,057)
Reclassifications 470 272
Translation differences 204 (49)
Ending balance 49,284 39,678
Installation and machinery | Depreciations and impairment    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance (19,178) (28,510)
Depreciation (4,787) (4,355)
Impairment (17)  
Sales and disposals 663 13,676
Translation differences (39) 11
Ending balance (23,358) (19,178)
Furniture, fixtures & vehicles    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 4,463  
Ending balance 3,876 4,463
Furniture, fixtures & vehicles | Acquisition value    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 9,353 10,241
Additions 118 268
Sales and disposals (2,460) (1,067)
Reclassifications 466 124
Reclassifications to assets in disposal group classified as held for sale   (249)
Translation differences (15) 36
Ending balance 7,462 9,353
Furniture, fixtures & vehicles | Depreciations and impairment    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance (4,891) (4,537)
Depreciation (1,005) (1,290)
Impairment (158)  
Sales and disposals 2,460 827
Reclassifications to assets in disposal group classified as held for sale   129
Translation differences 8 (19)
Ending balance (3,586) (4,891)
Other tangible assets    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 6,770  
Impairment   (7,600)
Ending balance 530 6,770
Other tangible assets | Acquisition value    
Disclosure of detailed information about property, plant and equipment [line items]    
Beginning balance 6,770 11,587
Additions 298 3,329
Sales and disposals   (7,655)
Reclassifications (5,623) (491)
Reclassifications to assets in disposal group classified as held for sale (915)  
Ending balance € 530 6,770
Other tangible assets | Depreciations and impairment    
Disclosure of detailed information about property, plant and equipment [line items]    
Impairment   (7,645)
Sales and disposals   € 7,645