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 | — | — | — | — | — | — | — |
6,001,000,000
EUR
|
5,535,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — | — |
5,097,000,000
EUR
|
4,619,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — |
4 449,8
EUR
|
4 180,5
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — |
1 707,4
EUR
|
1 577,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — |
6,693,000,000
EUR
|
487,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — |
1,669,000,000
EUR
|
1,723,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — |
3 428,3
EUR
|
2 402,8
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — |
15 458,1
EUR
|
15 052,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — |
1,778,000,000
EUR
|
1,778,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — | — |
254,000,000
EUR
|
234,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — |
3 222,9
EUR
|
2 676,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — |
1 945,1
EUR
|
2 155,2
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
254,000,000
EUR
|
3 891,6
EUR
|
1,778,000,000
EUR
|
1 945,1
EUR
|
2,080,000,000
EUR
|
6,640,000,000
EUR
|
3 222,9
EUR
|
5 168,0
EUR
|
4 831,6
EUR
|
3 318,7
EUR
|
2 155,2
EUR
|
234,000,000
EUR
|
1,778,000,000
EUR
|
2,714,000,000
EUR
|
5,721,000,000
EUR
|
2 676,4
EUR
|
4 636,2
EUR
|
3 323,6
EUR
|
1 847,7
EUR
|
222,000,000
EUR
|
5,541,000,000
EUR
|
1,777,000,000
EUR
|
1,807,000,000
EUR
|
2 788,6
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — |
3,660,000,000
EUR
|
3,512,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — | — | — | — | — | — | — |
408,000,000
EUR
|
1 227,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — |
15 458,1
EUR
|
15 052,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |