v3.26.1
PROPERTY, PLANT AND EQUIPMENT (Details) - EUR (€)
€ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
MATERIAL ACCOUNTING POLICIES    
Beginning balance € 5,280 € 5,704
Ending balance 5,503 5,280
Gross carrying amounts    
MATERIAL ACCOUNTING POLICIES    
Beginning balance 33,182 32,449
Additions 1,487 1,120
Disposals/Retirements (625) (533)
Foreign exchange differences (354) 147
Ending balance 33,690 33,182
Accumulated depreciation    
MATERIAL ACCOUNTING POLICIES    
Beginning balance (27,902) (26,744)
Depreciation (1,151) (1,477)
Disposals/Retirements 586 432
Foreign exchange differences 281 (113)
Ending balance (28,186) (27,902)
Land, buildings and leasehold improvements    
MATERIAL ACCOUNTING POLICIES    
Beginning balance 973 149
Ending balance 207 973
Land, buildings and leasehold improvements | Gross carrying amounts    
MATERIAL ACCOUNTING POLICIES    
Beginning balance 235 220
Additions 94 14
Foreign exchange differences (1)  
Ending balance 328 235
Land, buildings and leasehold improvements | Accumulated depreciation    
MATERIAL ACCOUNTING POLICIES    
Beginning balance (739) (71)
Depreciation (860) (21)
Disposals/Retirements   831
Foreign exchange differences 1  
Ending balance (121) (739)
Technical equipment and machinery    
MATERIAL ACCOUNTING POLICIES    
Beginning balance 2,013 3,016
Ending balance 2,324 2,013
Technical equipment and machinery | Gross carrying amounts    
MATERIAL ACCOUNTING POLICIES    
Beginning balance 16,509 16,330
Additions 190 278
Disposals/Retirements (583) (184)
Foreign exchange differences (186) 86
Ending balance 15,928 16,509
Technical equipment and machinery | Accumulated depreciation    
MATERIAL ACCOUNTING POLICIES    
Beginning balance (14,496) (13,314)
Depreciation   (653)
Depreciation Adjustment. 192  
Disposals/Retirements 544 461
Foreign exchange differences 156 (68)
Ending balance (13,604) (14,496)
Office and other equipment    
MATERIAL ACCOUNTING POLICIES    
Beginning balance 1,824 2,027
Ending balance 1,459 1,824
Office and other equipment | Gross carrying amounts    
MATERIAL ACCOUNTING POLICIES    
Beginning balance 15,968 15,386
Additions 159 774
Disposals/Retirements (43) (253)
Foreign exchange differences (165) 61
Ending balance 15,920 15,968
Office and other equipment | Accumulated depreciation    
MATERIAL ACCOUNTING POLICIES    
Beginning balance (14,145) (13,359)
Depreciation (484) (803)
Disposals/Retirements 43 61
Foreign exchange differences 124 (44)
Ending balance (14,461) (14,145)
Assets under construction    
MATERIAL ACCOUNTING POLICIES    
Beginning balance 470 513
Ending balance 1,513 470
Assets under construction | Gross carrying amounts    
MATERIAL ACCOUNTING POLICIES    
Beginning balance 470 513
Additions 1,043 53
Disposals/Retirements   (96)
Ending balance € 1,513 € 470