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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Property, plant and equipment |
3,044,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
3,118,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property |
6,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
6,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
364,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
320,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
47,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
25,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
465,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
684,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
8,408,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,020,400
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital |
9,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
9,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium |
1,436,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,436,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares |
-
EUR
|
— | — | — | — | — | — | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
3,115,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
3,351,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
89,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
91,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
3,204,000,000
EUR
|
1,755,000,000
EUR
|
10,000,000
EUR
|
89,000,000
EUR
|
1,436,000,000
EUR
|
9,000,000
EUR
|
59,000,000
EUR
|
-
EUR
|
3,115,000,000
EUR
|
16,000,000
EUR
|
3,442,000,000
EUR
|
1,843,000,000
EUR
|
180,000,000
EUR
|
91,000,000
EUR
|
1,436,000,000
EUR
|
-
EUR
|
9,000,000
EUR
|
105,000,000
EUR
|
3,351,000,000
EUR
|
12,000,000
EUR
|
-
EUR
|
3,662,000,000
EUR
|
5,000,000
EUR
|
2,097,000,000
EUR
|
120,000,000
EUR
|
3,605,000,000
EUR
|
57,000,000
EUR
|
1,436,000,000
EUR
|
52,000,000
EUR
|
9,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Deferred tax liabilities |
96,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
142,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
5,204,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
6,762,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
8,408,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,020,400
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |