Statement Of Financial Position [Abstract]
| Concept |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||
| Property, plant and equipment | — |
361,718,000
EUR
|
— | — | — | — |
338,051,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — |
5,592,000
EUR
|
— | — | — | — |
4,509,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — |
5,484,000
EUR
|
— | — | — | — |
4,952,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — |
11,085,000
EUR
|
— | — | — | — |
18,994,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — |
383,924,000
EUR
|
— | — | — | — |
367,287,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||
| Current inventories | — |
3,000
EUR
|
— | — | — | — |
7,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current | — |
28 598
EUR
|
— | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets | — |
7,361,000
EUR
|
— | — | — | — |
5,359,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — |
499,000
EUR
|
— | — | — | — |
1,819,000
EUR
|
— | — | — | — | — |
33,000
EUR
|
— | — | — | — | — |
| Current assets | — |
334,621,000
EUR
|
— | — | — | — |
122,538,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Assets | — |
718,545,000
EUR
|
— | — | — | — |
489,825,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||
| Issued capital | — |
146,256,000
EUR
|
— | — | — | — |
146,256,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — |
49,484,000
EUR
|
— | — | — | — |
20,013,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Share premium | — |
8,579,000
EUR
|
— | — | — | — |
8,579,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — |
47,003,000
EUR
|
— | — | — | — |
32,034,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity |
14,626,000
EUR
|
166,980,000
EUR
|
8,579,000
EUR
|
49,484,000
EUR
|
146,256,000
EUR
|
47,003,000
EUR
|
221,508,000
EUR
|
14,626,000
EUR
|
20,013,000
EUR
|
32,034,000
EUR
|
8,579,000
EUR
|
146,256,000
EUR
|
218,037,000
EUR
|
14,626,000
EUR
|
146,256,000
EUR
|
25,432,000
EUR
|
23,144,000
EUR
|
8,579,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||
| Non-current provisions | — |
941,000
EUR
|
— | — | — | — |
352,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other non-current non-financial liabilities | — |
64,095,000
EUR
|
— | — | — | — |
88,267,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — |
139,012,000
EUR
|
— | — | — | — |
146,755,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||
| Current provisions | — |
648,000
EUR
|
— | — | — | — |
2,507,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Trade and other current payables | — |
70,146,000
EUR
|
— | — | — | — |
59,454,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — |
-
EUR
|
— | — | — | — |
3,162,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other current non-financial liabilities | — |
287,400,000
EUR
|
— | — | — | — |
20,820,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — |
412,553,000
EUR
|
— | — | — | — |
121,562,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — |
551,565,000
EUR
|
— | — | — | — |
268,317,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — |
718,545,000
EUR
|
— | — | — | — |
489,825,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |