Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
13,777,000
EUR
|
15,023,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
140,283,000
EUR
|
143,787,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
13,515,000
EUR
|
14,466,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
108,953,000
EUR
|
112,050,000
EUR
|
152,995,000
EUR
|
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of non-current loans received |
1,730,000
EUR
|
5,631,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Current loans received and current portion of non-current loans received |
2,783,000
EUR
|
2,844,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
8,875,000
EUR
|
12,544,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
2,441,000
EUR
|
2,441,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
371,456,000
EUR
|
343,174,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
1,015,000
EUR
|
240,000
EUR
|
— |
| Miscellaneous equity [abstract] | |||
| Reserve of share-based payments |
96,159,000
EUR
|
85,638,000
EUR
|
— |
| Capital reserve |
523,991,000
EUR
|
519,032,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
323,953,000
EUR
|
350,001,000
EUR
|
— |
| Liabilities |
73,833,000
EUR
|
86,304,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
164,091,000
EUR
|
185,448,000
EUR
|
— |
| Current liabilities |
51,486,000
EUR
|
56,290,000
EUR
|
— |
| Assets less current liabilities [abstract] |