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 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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — |
632,000,000
EUR
|
627,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — | — | — |
590,000,000
EUR
|
679,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — | — |
2,991,000,000
EUR
|
3,043,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — | — |
1,941,000,000
EUR
|
2,063,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — | — |
116,000,000
EUR
|
123,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other receivables | — | — | — | — | — | — | — | — |
1,138,000,000
EUR
|
1,101,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
1,815,000,000
EUR
|
2,127,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
914,000,000
EUR
|
— | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — |
1 069,4
EUR
|
1 135,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — |
615,000,000
EUR
|
615,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — | — | — |
501,000,000
EUR
|
545,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — |
3,979,000,000
EUR
|
4,073,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — |
9,000,000
EUR
|
5,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
0
EUR
|
501,000,000
EUR
|
615,000,000
EUR
|
9,000,000
EUR
|
508,000,000
EUR
|
3,979,000,000
EUR
|
4,000,000
EUR
|
3,368,000,000
EUR
|
3,987,000,000
EUR
|
4,078,000,000
EUR
|
545,000,000
EUR
|
5,000,000
EUR
|
615,000,000
EUR
|
440,000,000
EUR
|
4,073,000,000
EUR
|
15,000,000
EUR
|
3,368,000,000
EUR
|
0
EUR
|
5,000,000
EUR
|
4,814,000,000
EUR
|
9,000,000
EUR
|
1,107,000,000
EUR
|
615,000,000
EUR
|
330,000,000
EUR
|
4,805,000,000
EUR
|
42,000,000
EUR
|
3,368,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||
| Current tax liabilities | — | — | — | — | — | — | — | — |
15,000,000
EUR
|
22,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — | — | — |
354,000,000
EUR
|
365,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — | — |
6,707,000,000
EUR
|
7,279,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — |
1 069,4
EUR
|
1 135,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |