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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||
| Assets [abstract] | |||||||||||||||
| Property, plant and equipment | — | — |
3,190,000
EUR
|
— | — | — | — | — |
3,835,000
EUR
|
— | — | — | — | — | — |
| Investment property | — | — |
988,559,000
EUR
|
— | — | — | — | — |
1,028,801,000
EUR
|
— | — | — | — | — | — |
| Intangible assets other than goodwill | — | — |
29,000
EUR
|
— | — | — | — | — |
32,000
EUR
|
— | — | — | — | — | — |
| Deferred tax assets | — | — |
38,514,000
EUR
|
— | — | — | — | — |
38,654,000
EUR
|
— | — | — | — | — | — |
| Cash and cash equivalents | — | — |
8,451,000
EUR
|
— | — | — | — | — |
202,000
EUR
|
— | — |
196,000
EUR
|
— | — | — |
| Assets | — | — |
1,051,406,000
EUR
|
— | — | — | — | — |
1,087,625,000
EUR
|
— | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||
| Equity [abstract] | |||||||||||||||
| Issued capital | — | — |
70,364,000
EUR
|
— | — | — | — | — |
74,171,000
EUR
|
— | — | — | — | — | — |
| Share premium | — | — |
898,876,000
EUR
|
— | — | — | — | — |
915,068,000
EUR
|
— | — | — | — | — | — |
| Equity |
309,267,000
EUR
|
898,876,000
EUR
|
672,344,000
EUR
|
70,364,000
EUR
|
12,372,000
EUR
|
915,068,000
EUR
|
136,988,000
EUR
|
74,171,000
EUR
|
709,882,000
EUR
|
142,370,000
EUR
|
70,868,000
EUR
|
887,008,000
EUR
|
915,447,000
EUR
|
73,800,000
EUR
|
31,370,000
EUR
|
| Liabilities [abstract] | |||||||||||||||
| Deferred tax liabilities | — | — |
429,000
EUR
|
— | — | — | — | — |
2,000
EUR
|
— | — | — | — | — | — |
| Liabilities | — | — |
379,062,000
EUR
|
— | — | — | — | — |
377,743,000
EUR
|
— | — | — | — | — | — |
| Equity and liabilities | — | — |
1,051,406,000
EUR
|
— | — | — | — | — |
1,087,625,000
EUR
|
— | — | — | — | — | — |