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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment |
5,535,000,000
EUR
|
— | — | — | — | — | — | — |
1 089,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
4,619,000,000
EUR
|
— | — | — | — | — | — | — |
4,768,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
4 180,5
EUR
|
— | — | — | — | — | — | — |
3 929,1
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
1 577,6
EUR
|
— | — | — | — | — | — | — |
1 710,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
487,000,000
EUR
|
— | — | — | — | — | — | — |
821,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
1,723,000,000
EUR
|
— | — | — | — | — | — | — |
1,657,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
2 402,8
EUR
|
— | — | — | — | — | — | — |
3 264,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
15 052,7
EUR
|
— | — | — | — | — | — | — |
14 378,0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital |
1,778,000,000
EUR
|
— | — | — | — | — | — | — |
1,776,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium |
234,000,000
EUR
|
— | — | — | — | — | — | — |
222,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
2 676,4
EUR
|
— | — | — | — | — | — | — |
2 788,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
2 155,2
EUR
|
— | — | — | — | — | — | — |
1 847,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
4 831,6
EUR
|
2 155,2
EUR
|
234,000,000
EUR
|
3 318,7
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
|
222,000,000
EUR
|
1 847,7
EUR
|
5,541,000,000
EUR
|
1,777,000,000
EUR
|
1,807,000,000
EUR
|
2 788,6
EUR
|
5,697,000,000
EUR
|
4 188,9
EUR
|
3 169,3
EUR
|
2 601,4
EUR
|
1 587,5
EUR
|
575,000,000
EUR
|
2,347,000,000
EUR
|
1,790,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities |
3,512,000,000
EUR
|
— | — | — | — | — | — | — |
3,907,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale |
1 227,4
EUR
|
— | — | — | — | — | — | — |
338,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
15 052,7
EUR
|
— | — | — | — | — | — | — |
14 378,0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |