Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
8,208,000
EUR
|
8,718,000
EUR
|
— |
| Investment property [abstract] | |||
| Investment property |
1,274,360,000
EUR
|
1,498,998,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current derivative financial assets |
—
EUR
|
6,340,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
7,864,000
EUR
|
6,965,000
EUR
|
10,347,000
EUR
|
| Miscellaneous current assets [abstract] | |||
| Current derivative financial assets |
2,879,000
EUR
|
1,474,000
EUR
|
— |
| Other current assets |
6,312,000
EUR
|
6,297,000
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
371,355,000
EUR
|
453,738,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of non-current notes and debentures issued |
196,125,000
EUR
|
198,237,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current derivative financial liabilities |
3,667,000
EUR
|
—
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current derivative financial liabilities |
—
EUR
|
9,000
EUR
|
— |
| Current deposits from customers |
7,202,000
EUR
|
7,974,000
EUR
|
— |
| Current accrued expenses and other current liabilities |
15,675,000
EUR
|
12,797,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
52,958,000
EUR
|
52,958,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
139,108,000
EUR
|
282,978,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of cash flow hedges |
672,000
EUR
|
5,633,000
EUR
|
— |
| Miscellaneous equity [abstract] | |||
| Reserve of share-based payments |
1,354,000
EUR
|
1,201,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
1,299,623,000
EUR
|
1,528,792,000
EUR
|
— |
| Liabilities |
602,292,000
EUR
|
681,439,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
17,055,000
EUR
|
14,736,000
EUR
|
— |
| Current liabilities |
23,303,000
EUR
|
21,196,000
EUR
|
— |
| Assets less current liabilities [abstract] |