v3.26.1
Cash flow information - Schedule of adjustments to reconcile net loss to net cash generated from operations (Details) - EUR (€)
€ in Thousands
 12 Months Ended
Feb. 02, 2024
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Cash Flow Information [Abstract]        
PROFIT/(LOSS) FOR THE PERIOD   € (115,192) € (12,247) € (101,429)
Gain from sale of Priority Review Voucher, net € (90,800) 0 (90,833) 0
Adjustments to reconcile profit/(loss) for the period to cash generated from/(used in) operations:        
Depreciation and amortization   21,750 19,586 17,584
Write-off / impairment fixed assets/intangibles   895 0 (731)
Share-based compensation expense   9,533 7,975 5,111
Income tax expense/(income)   1,073 761 2,800
(Profit)/loss from disposal of property, plant, equipment and intangible assets   432 (266) (12)
(Profit)/loss from disposal held for sale   0 0 580
(Gain)/loss from MMF investments   (841) 0 0
Provision for employer contribution costs on share-based compensation plans   1,408 (1,594) (1,659)
Other non-cash (income)/expense   (9,697) 895 (804)
Interest income   (1,803) (2,362) (1,210)
Interest expense   41,898 23,984 23,325
Total adjustments to reconcile profit/(loss) for the period to cash generated from/(used in) operations   64,649 48,979 44,984
CHANGES IN NON-CURRENT OPERATING ASSETS AND LIABILITIES (EXCLUDING THE EFFECTS OF ACQUISITION AND CONSOLIDATION):        
Other non-current assets   446 449 (192)
Long term refund liabilities   0 0 1,136
Other non-current liabilities and provisions   877 (629) (430)
TOTAL CHANGES IN NON-CURRENT OPERATING ASSETS AND LIABILITIES   1,323 (180) 514
CHANGES IN WORKING CAPITAL (EXCLUDING THE EFFECTS OF ACQUISITION AND EXCHANGE RATE DIFFERENCES ON CONSOLIDATION):        
Inventory   1,032 (6,803) (9,165)
Trade and other receivables   13,326 15,707 (2,855)
Contract liabilities   (2,600) (2,793) (3,471)
Refund liabilities   (8,774) (14,183) (112,689)
Trade and other payables and provisions   (4,455) (3,321) (17,398)
Total changes in working capital   (1,471) (11,394) (145,578)
Cash used in operations   € (50,691) € (65,674) € (201,509)