Statement Of Financial Position [Abstract]
| Concept |
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 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 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 |
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 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||||||||||||||
| Property, plant and equipment |
7,142,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
6,323,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property |
10,639,763,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
10,714,200,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
537,288,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
500,300,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
77,573,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
78,646,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
11,465,445,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
11,512,263,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||||||||||||||
| Trade and other current receivables |
62,598,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
49,840,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets |
4,990,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
2,960,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
461,223,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
429,449,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets |
599,966,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
539,220,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
12,065,411,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
12,051,483,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||||||||
| Issued capital |
469,771,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
469,771,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium |
3,541,379,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
3,541,379,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares |
15,410,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
17,166,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
2,729,403,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
3,023,630,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
6,539,038,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
6,849,224,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
6,539,038,000
EUR
|
2,729,403,000
EUR
|
-
EUR
|
3,541,379,000
EUR
|
469,771,000
EUR
|
15,410,000
EUR
|
6,539,038,000
EUR
|
9,475,000
EUR
|
93,673,000
EUR
|
83,497,000
EUR
|
540,000
EUR
|
6,849,224,000
EUR
|
3,023,630,000
EUR
|
-
EUR
|
3,541,379,000
EUR
|
17,166,000
EUR
|
469,771,000
EUR
|
6,849,224,000
EUR
|
263,087,000
EUR
|
540,000
EUR
|
444,815,000
EUR
|
12,798,000
EUR
|
32,305,000
EUR
|
512,217,000
EUR
|
2,566,276,000
EUR
|
540,000
EUR
|
70,033,000
EUR
|
7,026,923,000
EUR
|
67,420,000
EUR
|
7,026,923,000
EUR
|
3,647,876,000
EUR
|
-
EUR
|
469,771,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||||||||||||||
| Non-current provisions |
20,181,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
12,670,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
613,190,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
613,479,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities |
171,262,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
156,398,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
5,311,701,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
4,251,747,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Trade and other current payables |
164,008,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
146,850,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial liabilities |
7,369,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
9,020,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
214,672,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
950,512,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
12,065,411,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
12,051,483,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |