v3.26.1
Intangible assets (Details) - EUR (€)
€ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Intangible assets    
Beginning balance € 213,501 € 210,439
Impairment losses 52,007  
Ending balance 156,982 213,501
Transfer in held for sale    
Intangible assets    
Beginning balance 257,774 254,714
Additions 2,324 3,126
Disposals (8,485) (2,179)
Transfer to held for sale 2,282  
Net foreign exchange differences (3,544) 2,113
Ending balance 245,787 257,774
Amortization and impairment    
Intangible assets    
Beginning balance (44,273) (44,275)
Amortization (2,195) (2,034)
Impairment losses (52,007)  
Disposals 8,336 2,159
Transfer to held for sale (1,163)  
Net foreign exchange differences 171 (123)
Ending balance (88,805) (44,273)
Brands    
Intangible assets    
Beginning balance 172,334 172,334
Ending balance 120,327 172,334
Brands | Transfer in held for sale    
Intangible assets    
Beginning balance 177,387 177,387
Disposals (5,053)  
Ending balance 172,334 177,387
Brands | Amortization and impairment    
Intangible assets    
Beginning balance (5,053) (5,053)
Impairment losses (52,007)  
Disposals 5,053  
Ending balance (52,007) (5,053)
Trademarks and patents    
Intangible assets    
Beginning balance 34,276 31,848
Ending balance 30,512 34,276
Trademarks and patents | Transfer in held for sale    
Intangible assets    
Beginning balance 46,615 43,242
Additions 523 1,396
Disposals (320) (98)
Transfer to held for sale 691  
Net foreign exchange differences (3,505) 2,075
Ending balance 42,622 46,615
Trademarks and patents | Amortization and impairment    
Intangible assets    
Beginning balance (12,339) (11,394)
Amortization (823) (937)
Disposals 315 98
Transfer to held for sale (599)  
Net foreign exchange differences 138 (106)
Ending balance (12,110) (12,339)
Software    
Intangible assets    
Beginning balance 3,604 3,232
Ending balance 2,657 3,604
Software | Transfer in held for sale    
Intangible assets    
Beginning balance 27,925 26,489
Additions 571 1,338
Transfer from construction in progress 814 111
Disposals (950) (31)
Transfer to held for sale 1,494  
Net foreign exchange differences (38) 18
Ending balance 26,828 27,925
Software | Amortization and impairment    
Intangible assets    
Beginning balance (24,321) (23,257)
Amortization (1,353) (1,078)
Disposals 950 31
Transfer to held for sale (520)  
Net foreign exchange differences 33 (17)
Ending balance (24,171) (24,321)
Intangible assets in progress    
Intangible assets    
Beginning balance 1,051 770
Ending balance 1,323 1,051
Intangible assets in progress | Transfer in held for sale    
Intangible assets    
Beginning balance 1,051 770
Additions 1,230 392
Transfer from construction in progress (814) (111)
Disposals (144)  
Ending balance 1,323 1,051
Other    
Intangible assets    
Beginning balance 2,236 2,255
Ending balance 2,163 2,236
Other | Transfer in held for sale    
Intangible assets    
Beginning balance 4,796 6,826
Disposals (2,018) (2,050)
Transfer to held for sale 97  
Net foreign exchange differences (1) 20
Ending balance 2,680 4,796
Other | Amortization and impairment    
Intangible assets    
Beginning balance (2,560) (4,571)
Amortization (19) (19)
Disposals 2,018 2,030
Transfer to held for sale (44)  
Ending balance € (517) € (2,560)