Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
307,725,000
EUR
|
258,182,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
144,745,000
EUR
|
139,966,000
EUR
|
— |
| Goodwill |
224,846,000
EUR
|
216,485,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current investments other than investments accounted for using equity method |
9,755,000
EUR
|
4,403,000
EUR
|
— |
| Other non-current assets |
867,000
EUR
|
453,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
94,549,000
EUR
|
82,856,000
EUR
|
— |
| Current receivables from taxes other than income tax | — | — | — |
| Current value added tax receivables |
10,079,000
EUR
|
5,930,000
EUR
|
— |
| Other current receivables |
536,000
EUR
|
256,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
57,901,000
EUR
|
46,827,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
132,160,000
EUR
|
81,261,000
EUR
|
40,093,000
EUR
|
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other non-current provisions |
116,000
EUR
|
282,000
EUR
|
— |
| Other current provisions |
21,000
EUR
|
21,000
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
218,837,000
EUR
|
198,156,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
17,439,000
EUR
|
12,552,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Current trade payables |
125,315,000
EUR
|
87,370,000
EUR
|
— |
| Current payables on social security and taxes other than income tax | — | — | — |
| Current value added tax payables |
402,000
EUR
|
145,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current net defined benefit liability |
4,020,000
EUR
|
3,748,000
EUR
|
— |
| Non-current derivative financial liabilities |
371,000
EUR
|
717,000
EUR
|
— |
| Other non-current liabilities |
1,863,000
EUR
|
1,743,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current net defined benefit liability |
333,000
EUR
|
317,000
EUR
|
— |
| Other current liabilities |
2,144,000
EUR
|
4,624,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
16,388,000
EUR
|
16,388,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
539,590,000
EUR
|
476,724,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
992,092,000
EUR
|
844,227,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
301,972,000
EUR
|
221,387,000
EUR
|
— |
| Current liabilities |
183,110,000
EUR
|
148,642,000
EUR
|
— |
| Assets less current liabilities [abstract] |