Statement Of Financial Position [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — |
23,139,000
EUR
|
20,821,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — |
2,741,000
EUR
|
3,503,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property | — | — | — | — | — | — |
11,300,000
EUR
|
11,953,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — |
36,789,000
EUR
|
27,735,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Cash and cash equivalents | — | — | — | — | — | — |
152,320,000
EUR
|
142,399,000
EUR
|
— | — | — | — | — | — |
165,240,000
EUR
|
— | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
1,366,268,000
EUR
|
1,367,074,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Retained earnings | — | — | — | — | — | — |
445,263,000
EUR
|
444,617,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — | — | — |
11,759,000
EUR
|
23,804,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
445,263,000
EUR
|
2,923,000
EUR
|
11,759,000
EUR
|
21,768,000
EUR
|
483,204,000
EUR
|
27,932,000
EUR
|
486,127,000
EUR
|
479,959,000
EUR
|
444,617,000
EUR
|
23,804,000
EUR
|
2,923,000
EUR
|
21,744,000
EUR
|
477,036,000
EUR
|
34,479,000
EUR
|
456,929,000
EUR
|
48,087,000
EUR
|
2,923,000
EUR
|
450,318,000
EUR
|
21,583,000
EUR
|
454,006,000
EUR
|
30,192,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — |
560,000
EUR
|
—
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — |
880,141,000
EUR
|
887,115,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — |
1,366,268,000
EUR
|
1,367,074,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |