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 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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Investment property | — | — | — | — | — | — |
693,000,000
EUR
|
— |
661,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — |
1 426
EUR
|
— |
1 779
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — | — | — | — |
–
EUR
|
— |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — |
73,000,000
EUR
|
— |
52,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
1 958
EUR
|
— |
2 343
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
20 179
EUR
|
— |
19 660
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
297,000,000
EUR
|
— |
297,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — |
3 813
EUR
|
— |
3 806
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — |
543,000,000
EUR
|
— |
543,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — | — |
28,000,000
EUR
|
— |
30,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — |
4 415
EUR
|
— |
4 363
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — |
1 097
EUR
|
— |
934,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
3 813
EUR
|
543,000,000
EUR
|
297,000,000
EUR
|
1 097
EUR
|
28,000,000
EUR
|
4 415
EUR
|
5 512
EUR
|
210,000,000
EUR
|
5 297
EUR
|
3 806
EUR
|
934,000,000
EUR
|
543,000,000
EUR
|
297,000,000
EUR
|
30,000,000
EUR
|
4 363
EUR
|
253,000,000
EUR
|
4 855
EUR
|
183,000,000
EUR
|
830,000,000
EUR
|
543,000,000
EUR
|
3 408
EUR
|
40,000,000
EUR
|
297,000,000
EUR
|
4 025
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Current tax liabilities | — | — | — | — | — | — |
16,000,000
EUR
|
— |
16,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — |
519,000,000
EUR
|
— |
416,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — |
20 179
EUR
|
— |
19 660
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |