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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — |
78,261,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
74,545,000
EUR
|
— | — | — | — | — | — | — |
| Investments accounted for using equity method | — |
1,154,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,151,000
EUR
|
— | — | — | — | — | — | — |
| Deferred tax assets | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
120,000
EUR
|
— | — | — | — | — | — | — |
| Other non-current financial assets | — |
13,109,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,730,000
EUR
|
— | — | — | — | — | — | — |
| Non-current assets | — |
350,315,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
282,822,000
EUR
|
— | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Current inventories | — |
96,624,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
81,240,000
EUR
|
— | — | — | — | — | — | — |
| Trade and other current receivables | — |
52,310,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
44,591,000
EUR
|
— | — | — | — | — | — | — |
| Other current financial assets | — |
36,415,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
37,771,000
EUR
|
— | — | — | — | — | — | — |
| Cash and cash equivalents | — |
247,413,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
90,485,000
EUR
|
— |
62,653,000
EUR
|
— | — | — | — | — |
| Current assets | — |
432,762,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
254,087,000
EUR
|
— | — | — | — | — | — | — |
| Assets | — |
783,077,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
536,909,000
EUR
|
— | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Other reserves | — |
151,485,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
126,881,000
EUR
|
— | — | — | — | — | — | — |
| Equity |
133,597,000
EUR
|
415,413,000
EUR
|
74,185,000
EUR
|
31,698,000
EUR
|
566,537,000
EUR
|
24,599,000
EUR
|
361,000
EUR
|
116,950,000
EUR
|
354,000
EUR
|
0
EUR
|
16,771,000
EUR
|
6,842,000
EUR
|
551,663,000
EUR
|
425,138,000
EUR
|
340,923,000
EUR
|
232,763,000
EUR
|
83,960,000
EUR
|
7,384,000
EUR
|
36,270,000
EUR
|
4,417,000
EUR
|
269,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Deferred tax liabilities | — |
13,552,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
4,347,000
EUR
|
— | — | — | — | — | — | — |
| Non-current liabilities | — |
243,580,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
37,157,000
EUR
|
— | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Trade and other current payables | — |
80,523,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
53,147,000
EUR
|
— | — | — | — | — | — | — |
| Current liabilities | — |
124,085,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
74,614,000
EUR
|
— | — | — | — | — | — | — |
| Equity and liabilities | — |
783,077,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
536,909,000
EUR
|
— | — | — | — | — | — | — |