Statement Of Financial Position [Abstract]
| Concept |
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 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — |
18,053,000
EUR
|
— | — | — | — | — |
19,002,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Investment property | — | — | — | — | — | — | — | — |
5,639,000
EUR
|
— | — | — | — | — |
5,530,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — |
2,369,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other non-current receivables | — | — | — | — | — | — | — | — |
8,654,000
EUR
|
— | — | — | — | — |
8,435,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — | — | — |
47,338,000
EUR
|
— | — | — | — | — |
50,098,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||||||||
| Current inventories | — | — | — | — | — | — | — | — |
22,454,000
EUR
|
— | — | — | — | — |
21,142,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other current receivables | — | — | — | — | — | — | — | — |
50,029,000
EUR
|
— | — | — | — | — |
37,563,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
12,576,000
EUR
|
— | — | — | — | — |
7,032,000
EUR
|
— | — | — | — | — | — | — | — |
7,678,000
EUR
|
— | — | — |
| Current assets | — | — | — | — | — | — | — | — |
87,737,000
EUR
|
— | — | — | — | — |
67,550,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — |
135,075,000
EUR
|
— | — | — | — | — |
117,648,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — |
14,379,000
EUR
|
— | — | — | — | — |
14,379,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — | — | — |
14,543,000
EUR
|
— | — | — | — | — |
12,383,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — | — | — |
635,000
EUR
|
— | — | — | — | — |
635,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — | — | — | — |
660,000
EUR
|
— | — | — | — | — |
660,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — |
33,874,000
EUR
|
— | — | — | — | — |
30,460,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — |
3,361,000
EUR
|
— | — | — | — | — |
2,313,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
2,554,000
EUR
|
14,543,000
EUR
|
3,361,000
EUR
|
33,874,000
EUR
|
14,379,000
EUR
|
660,000
EUR
|
2,423,000
EUR
|
635,000
EUR
|
37,235,000
EUR
|
2,554,000
EUR
|
30,460,000
EUR
|
2,313,000
EUR
|
1,169,000
EUR
|
635,000
EUR
|
32,773,000
EUR
|
12,383,000
EUR
|
660,000
EUR
|
14,379,000
EUR
|
1,992,000
EUR
|
618,000
EUR
|
2,021,000
EUR
|
31,688,000
EUR
|
693,000
EUR
|
33,709,000
EUR
|
2,554,000
EUR
|
16,321,000
EUR
|
10,896,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||||||||
| Non-current provisions | — | — | — | — | — | — | — | — |
1,647,000
EUR
|
— | — | — | — | — |
1,425,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — | — | — |
11,331,000
EUR
|
— | — | — | — | — |
18,026,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||||||||
| Current provisions | — | — | — | — | — | — | — | — |
1,059,000
EUR
|
— | — | — | — | — |
716,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — | — | — |
86,509,000
EUR
|
— | — | — | — | — |
66,849,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — | — |
97,840,000
EUR
|
— | — | — | — | — |
84,875,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — |
135,075,000
EUR
|
— | — | — | — | — |
117,648,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |