Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
297,000
EUR
|
145,000
EUR
|
— |
| Investment property [abstract] | |||
| Investment property completed |
1,817,597,000
EUR
|
1,410,782,000
EUR
|
— |
| Investment property under construction or development |
149,459,000
EUR
|
144,998,000
EUR
|
— |
| Investment property |
1,967,056,000
EUR
|
1,555,779,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
17,309,000
EUR
|
3,175,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
2,693,000
EUR
|
4,887,000
EUR
|
— |
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments [abstract] | |||
| Current prepaid expenses |
3,948,000
EUR
|
1,845,000
EUR
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Categories of non-current financial assets [abstract] | |||
| Non-current held-to-maturity investments |
0
EUR
|
4,000,000
EUR
|
— |
| Non-current financial assets |
686,000
EUR
|
4,166,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
10,849,000
EUR
|
9,911,000
EUR
|
4,269,000
EUR
|
| Miscellaneous current assets [abstract] | |||
| Other current assets |
62,720,000
EUR
|
31,482,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of other non-current borrowings |
193,763,000
EUR
|
109,277,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Current trade payables |
13,492,000
EUR
|
10,594,000
EUR
|
— |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Accruals classified as current |
2,027,000
EUR
|
1,794,000
EUR
|
— |
| Other current payables |
17,717,000
EUR
|
15,294,000
EUR
|
— |
| Trade and other current payables |
17,707,000
EUR
|
15,186,000
EUR
|
— |
| Categories of non-current financial liabilities [abstract] | |||
| Non-current financial liabilities |
750,254,000
EUR
|
733,182,000
EUR
|
— |
| Categories of current financial liabilities [abstract] | |||
| Current financial liabilities |
165,342,000
EUR
|
90,309,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
500,063,000
EUR
|
378,836,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
2,076,446,000
EUR
|
1,620,316,000
EUR
|
— |
| Liabilities |
1,072,593,000
EUR
|
960,813,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
89,438,000
EUR
|
54,932,000
EUR
|
— |
| Current liabilities |
218,231,000
EUR
|
126,618,000
EUR
|
— |
| Assets less current liabilities [abstract] |