Statement Of Financial Position [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — |
22,997,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
24,821,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — |
4,617,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
4,546,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — |
20,276,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
22,409,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — |
13,744,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
12,525,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — |
227,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — |
73,290,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
80,174,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||||||||
| Current inventories | — | — | — | — |
43,205,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
39,350,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — |
73,546,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
49,778,000
EUR
|
— | — | — | — | — |
41,433,000
EUR
|
— | — | — | — | — | — | — |
| Current assets | — | — | — | — |
133,887,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
105,105,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — |
207,177,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
185,279,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — |
1,936,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,936,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — |
168,294,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
149,405,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — |
743,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
743,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — |
4,755,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,932,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
4,755,000
EUR
|
168,294,000
EUR
|
1,936,000
EUR
|
1,262,000
EUR
|
163,121,000
EUR
|
318,000
EUR
|
157,000
EUR
|
743,000
EUR
|
6,406,000
EUR
|
2,522,000
EUR
|
149,405,000
EUR
|
1,936,000
EUR
|
145,000
EUR
|
1,106,000
EUR
|
1,932,000
EUR
|
743,000
EUR
|
144,650,000
EUR
|
1,262,000
EUR
|
603,000
EUR
|
6,406,000
EUR
|
752,000
EUR
|
743,000
EUR
|
146,949,000
EUR
|
147,891,000
EUR
|
72,000
EUR
|
427,000
EUR
|
2,774,000
EUR
|
6,406,000
EUR
|
1,936,000
EUR
|
1,262,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||||||||
| Non-current provisions | — | — | — | — |
463,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
156,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — |
707,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
701,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — |
11,383,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
15,997,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||||||||
| Trade and other current payables | — | — | — | — |
25,365,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
18,429,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — | — | — | — |
1,571,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
325,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — |
32,388,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
24,266,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — |
207,177,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
185,279,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |