Statement Of Financial Position [Abstract]
| Concept |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
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 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 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||||
| Property, plant and equipment | — |
95,087,000
EUR
|
— | — | — | — | — | — | — | — |
77,709,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — |
23,894,000
EUR
|
— | — | — | — | — | — | — | — |
23,723,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — |
3,881,000
EUR
|
— | — | — | — | — | — | — | — |
2,347,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — |
185,365,000
EUR
|
— | — | — | — | — | — | — | — |
110,865,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — |
8,529,000
EUR
|
— | — | — | — | — | — | — | — |
7,123,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — |
154,092,000
EUR
|
— | — | — | — | — | — | — | — |
127,149,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
143,587,000
EUR
|
— | — | — | — | — | — | — |
| Assets | — |
1,180,586,000
EUR
|
— | — | — | — | — | — | — | — |
1,058,079,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||||
| Issued capital | — |
8,136,000
EUR
|
— | — | — | — | — | — | — | — |
8,136,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — |
122,962,000
EUR
|
— | — | — | — | — | — | — | — |
105,696,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — |
116,662,000
EUR
|
— | — | — | — | — | — | — | — |
116,662,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — |
4,410,000
EUR
|
— | — | — | — | — | — | — | — |
3,735,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — |
236,770,000
EUR
|
— | — | — | — | — | — | — | — |
224,653,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — |
377,000
EUR
|
— | — | — | — | — | — | — | — |
127,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
12,035,000
EUR
|
236,393,000
EUR
|
122,962,000
EUR
|
377,000
EUR
|
116,662,000
EUR
|
8,136,000
EUR
|
151,000
EUR
|
4,410,000
EUR
|
236,770,000
EUR
|
5,606,000
EUR
|
224,526,000
EUR
|
10,050,000
EUR
|
127,000
EUR
|
116,662,000
EUR
|
105,696,000
EUR
|
3,735,000
EUR
|
8,136,000
EUR
|
1,743,000
EUR
|
224,653,000
EUR
|
9,687,000
EUR
|
1,184,100,000
EUR
|
1,956,026,000
EUR
|
31,160,000
EUR
|
41,976,000
EUR
|
1,936,335,000
EUR
|
800,008,000
EUR
|
19,691,000
EUR
|
15,967,000
EUR
|
41,330,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||||
| Deferred tax liabilities | — |
3,150,000
EUR
|
— | — | — | — | — | — | — | — |
2,671,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — |
1,180,586,000
EUR
|
— | — | — | — | — | — | — | — |
1,058,079,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |