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] | ||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — |
166,830,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
167,890,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current tax assets | — | — |
197,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
263,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — |
16,762,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
5,187,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — |
114,966,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
92,548,000
EUR
|
— | — | — | — | — | — |
75,790,000
EUR
|
— | — | — | — |
| Assets | — | — |
644,465,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
649,522,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital | — | — |
45,790,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
45,790,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — |
52,340,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
28,757,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — |
8,352,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
5,551,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — |
206,002,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
243,089,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
68,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity |
52,340,000
EUR
|
221,459,000
EUR
|
206,002,000
EUR
|
5,346,000
EUR
|
8,000
EUR
|
3,014,000
EUR
|
206,002,000
EUR
|
0
EUR
|
555,000
EUR
|
45,790,000
EUR
|
28,757,000
EUR
|
68,000
EUR
|
8,699,000
EUR
|
221,459,000
EUR
|
243,089,000
EUR
|
45,790,000
EUR
|
3,159,000
EUR
|
954,000
EUR
|
243,157,000
EUR
|
10,000
EUR
|
310,543,000
EUR
|
49,000
EUR
|
3,401,000
EUR
|
621,000
EUR
|
221,459,000
EUR
|
310,591,000
EUR
|
48,332,000
EUR
|
9,000
EUR
|
1,026,000
EUR
|
45,790,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Provisions [abstract] | ||||||||||||||||||||||||||||||
| Provisions for employee benefits | — | — |
9,600,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
9,658,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities | — | — |
290,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
271,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — |
377,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
384,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — |
644,465,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
649,522,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |