Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
1,857,000
EUR
|
1,934,000
EUR
|
— |
| Goodwill |
143,669,000
EUR
|
161,726,000
EUR
|
— |
| Investment property [abstract] | |||
| Investment property |
5,619,701,000
EUR
|
4,861,062,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current finance lease receivables |
0
EUR
|
0
EUR
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current prepayments and current accrued income including current contract assets |
8,158,000
EUR
|
5,162,000
EUR
|
— |
| Trade and other receivables [abstract] | |||
| Trade receivables |
23,577,000
EUR
|
20,434,000
EUR
|
— |
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets |
132,322,000
EUR
|
7,479,000
EUR
|
— |
| Categories of current financial assets [abstract] | |||
| Current financial assets |
0
EUR
|
0
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
13,891,000
EUR
|
15,335,000
EUR
|
23,546,000
EUR
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | |||
| Non-current assets or disposal groups classified as held for sale |
84,033,000
EUR
|
35,360,000
EUR
|
— |
| Miscellaneous current assets [abstract] | |||
| Current finance lease receivables |
0
EUR
|
0
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of other non-current borrowings |
776,857,000
EUR
|
797,157,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Other current borrowings and current portion of other non-current borrowings |
263,000,000
EUR
|
276,000,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current accruals and current deferred income including current contract liabilities |
26,707,000
EUR
|
24,731,000
EUR
|
— |
| Trade and other current payables |
66,853,000
EUR
|
50,109,000
EUR
|
— |
| Categories of non-current financial liabilities [abstract] | |||
| Non-current financial liabilities |
2,017,256,000
EUR
|
1,756,679,000
EUR
|
— |
| Categories of current financial liabilities [abstract] | |||
| Current financial liabilities |
435,164,000
EUR
|
324,398,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current derivative financial liabilities |
3,858,000
EUR
|
33,326,000
EUR
|
— |
| Other non-current liabilities |
0
EUR
|
0
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
1,006,881,000
EUR
|
917,101,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
117,023,000
EUR
|
87,532,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
13,629,000
EUR
|
24,869,000
EUR
|
— |
| Reserve of remeasurements of defined benefit plans |
99,000
EUR
|
0
EUR
|
— |
| Miscellaneous equity [abstract] | |||
| Statutory reserve |
0
EUR
|
0
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
6,085,540,000
EUR
|
5,161,867,000
EUR
|
— |
| Liabilities |
2,796,191,000
EUR
|
2,376,470,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
139,932,000
EUR
|
83,659,000
EUR
|
— |
| Current liabilities |
532,211,000
EUR
|
401,854,000
EUR
|
— |
| Assets less current liabilities [abstract] |