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 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 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 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — | — |
307 963
EUR
|
— | — | — |
296 856
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — | — | — | — |
14 764
EUR
|
— | — | — |
16 140
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — | — | — |
5 101
EUR
|
— | — | — |
5 101
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — | — | — |
628,000
EUR
|
— | — | — |
714,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets | — | — | — | — | — | — | — | — | — |
1 216
EUR
|
— | — | — |
1 104
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — | — | — | — |
334 503
EUR
|
— | — | — |
325 165
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||||||||
| Current inventories | — | — | — | — | — | — | — | — | — |
34 944
EUR
|
— | — | — |
43 666
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other current receivables | — | — | — | — | — | — | — | — | — |
31 320
EUR
|
— | — | — |
28 474
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets | — | — | — | — | — | — | — | — | — |
10 888
EUR
|
— | — | — |
10 264
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — | — |
62 304
EUR
|
— | — | — |
39 277
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets | — | — | — | — | — | — | — | — | — |
139 456
EUR
|
— | — | — |
121 681
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — | — |
473 959
EUR
|
— | — | — |
446 846
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — | — |
56 092
EUR
|
— | — | — |
56 092
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — | — |
92 258
EUR
|
— | — | — |
97 764
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — | — |
54 480
EUR
|
— | — | — |
25 321
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
54 480
EUR
|
502,000
EUR
|
92 258
EUR
|
56 092
EUR
|
5 862
EUR
|
7 337
EUR
|
6 402
EUR
|
25 936
EUR
|
8 869
EUR
|
146 738
EUR
|
97 764
EUR
|
25 321
EUR
|
11 556
EUR
|
123 085
EUR
|
6 669
EUR
|
50 161
EUR
|
23 476
EUR
|
2 698
EUR
|
540,000
EUR
|
56 092
EUR
|
10 735
EUR
|
6 926
EUR
|
105 057
EUR
|
24 057
EUR
|
50 161
EUR
|
13 978
EUR
|
4 158
EUR
|
129 114
EUR
|
721,000
EUR
|
56 092
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||||||||
| Non-current provisions for employee benefits | — | — | — | — | — | — | — | — | — |
552,000
EUR
|
— | — | — |
439,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — | — | — | — |
3 527
EUR
|
— | — | — |
2 616
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities | — | — | — | — | — | — | — | — | — |
230 358
EUR
|
— | — | — |
115 009
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — | — | — | — |
243 620
EUR
|
— | — | — |
129 161
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||||||||
| Other current provisions | — | — | — | — | — | — | — | — | — |
94,000
EUR
|
— | — | — |
95,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — | — | — | — |
83 601
EUR
|
— | — | — |
194 600
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — | — |
473 959
EUR
|
— | — | — |
446 846
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |