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 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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Property, plant and equipment |
4,122,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
2,793,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
9,937,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
3,772,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property |
67,686,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
173,999,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — | — | — | — | — | — |
43,789,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
1,357,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
246,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
144,891,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
156,532,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
21,733,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
21,292,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
275,926,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
273,377,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
148,059,000
EUR
|
| Assets |
1,748,027,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,685,149,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital |
97,257,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
97,257,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
456,249,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
472,629,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
3,046,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,681,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
556,552,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
571,567,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
16,588,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
11,352,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
573,140,000
EUR
|
545,000
EUR
|
16 588
EUR
|
329 163
EUR
|
1 137
EUR
|
97 256
EUR
|
2 704
EUR
|
124 869
EUR
|
556 552
EUR
|
3 152
EUR
|
1 204
EUR
|
349 109
EUR
|
582,919,000
EUR
|
223,000
EUR
|
434,000
EUR
|
124 869
EUR
|
571 567
EUR
|
11 352
EUR
|
1 326
EUR
|
97 256
EUR
|
280 997
EUR
|
2 568
EUR
|
560,000
EUR
|
491 922
EUR
|
97 256
EUR
|
377,000
EUR
|
124 869
EUR
|
2 147
EUR
|
13 164
EUR
|
494 490
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Deferred tax liabilities |
21,136,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
26,352,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
1,748,027,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,685,149,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |