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 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 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 |
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 | — | — | — | — | — | — | — | — |
13,366,000
EUR
|
— | — | — |
13,295,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
13,653,000
EUR
|
13,499,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — | — | — |
109,000
EUR
|
— | — | — |
109,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
138,000
EUR
|
138,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — | — |
1,567,000
EUR
|
— | — | — |
1,567,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,537,000
EUR
|
1,537,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — | — | — |
15,042,000
EUR
|
— | — | — |
15,395,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
15,328,000
EUR
|
15,598,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||||||||||||||||||||
| Current inventories | — | — | — | — | — | — | — | — |
6,142,000
EUR
|
— | — | — |
6,127,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
4,135,000
EUR
|
4,081,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
129,000
EUR
|
— | — | — |
53,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
309,000
EUR
|
249,000
EUR
|
— | — | — | — | — |
138,000
EUR
|
— | — | — | — | — |
98,000
EUR
|
— | — |
| Current assets | — | — | — | — | — | — | — | — |
11,261,000
EUR
|
— | — | — |
11,102,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
9,472,000
EUR
|
9,285,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — |
26,303,000
EUR
|
— | — | — |
26,497,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
24,800,000
EUR
|
24,883,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — |
6,736,000
EUR
|
— | — | — |
6,736,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
6,736,000
EUR
|
6,736,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — | — | — |
11,507,000
EUR
|
— | — | — |
11,254,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
10,652,000
EUR
|
10,354,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — |
3,570,000
EUR
|
— | — | — |
3,831,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
5,542,000
EUR
|
5,849,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — |
-
EUR
|
— | — | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — |
-
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
6,736,000
EUR
|
718,000
EUR
|
11,507,000
EUR
|
7,675,000
EUR
|
6,736,000
EUR
|
674,000
EUR
|
7,675,000
EUR
|
11,254,000
EUR
|
3,570,000
EUR
|
3,570,000
EUR
|
-
EUR
|
52,000
EUR
|
3,831,000
EUR
|
946,000
EUR
|
8,521,000
EUR
|
991,000
EUR
|
8,521,000
EUR
|
10,652,000
EUR
|
-
EUR
|
10,354,000
EUR
|
5,542,000
EUR
|
6,736,000
EUR
|
54,000
EUR
|
5,542,000
EUR
|
5,849,000
EUR
|
6,736,000
EUR
|
5,389,000
EUR
|
11,384,000
EUR
|
10,302,000
EUR
|
49,000
EUR
|
5,389,000
EUR
|
11,584,000
EUR
|
10,302,000
EUR
|
5,729,000
EUR
|
946,000
EUR
|
991,000
EUR
|
5,593,000
EUR
|
5,729,000
EUR
|
-
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||||||||||||||||||||
| Non-current provisions for employee benefits | — | — | — | — | — | — | — | — |
326,000
EUR
|
— | — | — |
300,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
288,000
EUR
|
274,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current provisions | — | — | — | — | — | — | — | — |
118,000
EUR
|
— | — | — |
117,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
115,000
EUR
|
113,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — | — | — |
1,628,000
EUR
|
— | — | — |
1,639,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,624,000
EUR
|
1,632,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — | — | — |
10,366,000
EUR
|
— | — | — |
10,350,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
10,860,000
EUR
|
10,846,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||||||||||||||||||||
| Current provisions for employee benefits | — | — | — | — | — | — | — | — |
893,000
EUR
|
— | — | — |
846,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,014,000
EUR
|
968,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current provisions | — | — | — | — | — | — | — | — |
182,000
EUR
|
— | — | — |
180,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
204,000
EUR
|
197,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — | — | — |
12,367,000
EUR
|
— | — | — |
12,316,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
8,398,000
EUR
|
8,188,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — | — |
22,733,000
EUR
|
— | — | — |
22,666,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
19,258,000
EUR
|
19,034,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — |
26,303,000
EUR
|
— | — | — |
26,497,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
24,800,000
EUR
|
24,883,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |