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] | ||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — |
8,745,000,000
EUR
|
8,156,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — | — |
941,000,000
EUR
|
8 7, 3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — |
1 262,9
EUR
|
1 157,2
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — |
2,346,000,000
EUR
|
2,103,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — |
111,000,000
EUR
|
115,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — |
89 ,9
EUR
|
634,000,000
EUR
|
— | — | — | — | — | — | — |
854,000,000
EUR
|
— | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — |
3 356,4
EUR
|
3 124,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — |
830,000,000
EUR
|
830,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — | — |
8,561,000,000
EUR
|
8,631,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — | — | — |
1,188,000,000
EUR
|
1,217,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — | — | — | — |
3,743,000,000
EUR
|
3,751,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — |
1 285,5
EUR
|
1 290,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — |
7, 3
EUR
|
33,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
909,000,000
EUR
|
8,561,000,000
EUR
|
830,000,000
EUR
|
7, 3
EUR
|
1,188,000,000
EUR
|
1 285,5
EUR
|
3,743,000,000
EUR
|
1 292,8
EUR
|
1 293,7
EUR
|
909,000,000
EUR
|
8,631,000,000
EUR
|
3,751,000,000
EUR
|
33,000,000
EUR
|
830,000,000
EUR
|
1,217,000,000
EUR
|
1 290,4
EUR
|
1 251,9
EUR
|
909,000,000
EUR
|
37 3,9
EUR
|
54,000,000
EUR
|
823 ,2
EUR
|
1,245,000,000
EUR
|
830,000,000
EUR
|
1 246,5
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — |
381,000,000
EUR
|
247,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — |
2 063,7
EUR
|
1 830,9
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — |
3 356,4
EUR
|
3 124,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |