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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — |
5,160,000,000
EUR
|
4,619,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — |
767,000,000
EUR
|
765,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — |
70,000,000
EUR
|
68,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets | — | — | — | — | — | — |
22,000,000
EUR
|
14,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — |
22,000,000
EUR
|
24,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
278,000,000
EUR
|
1,592,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
9,341,000,000
EUR
|
9,964,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
97,000,000
EUR
|
97,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — |
4,582,000,000
EUR
|
5,434,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — | — |
20,000,000
EUR
|
17,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — | — | — |
198,000,000
EUR
|
141,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — |
4,857,000,000
EUR
|
5,655,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — |
493,000,000
EUR
|
441,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
4,582,000,000
EUR
|
97,000,000
EUR
|
493,000,000
EUR
|
20,000,000
EUR
|
4,857,000,000
EUR
|
198,000,000
EUR
|
5,350,000,000
EUR
|
6,096,000,000
EUR
|
5,434,000,000
EUR
|
141,000,000
EUR
|
441,000,000
EUR
|
97,000,000
EUR
|
17,000,000
EUR
|
5,655,000,000
EUR
|
6,254,000,000
EUR
|
182,000,000
EUR
|
460,000,000
EUR
|
5,895,000,000
EUR
|
16,000,000
EUR
|
97,000,000
EUR
|
5,794,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Current tax liabilities | — | — | — | — | — | — |
67,000,000
EUR
|
78,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — |
342,000,000
EUR
|
322,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — |
3,991,000,000
EUR
|
3,868,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |