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 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 |
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 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Property, plant and equipment | — |
4 934,9
EUR
|
— | — | — | — | — | — | — | — |
5 055,8
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — |
9,461,000,000
EUR
|
— | — | — | — | — | — | — | — |
1 183,5
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — |
5 129,6
EUR
|
— | — | — | — | — | — | — | — |
5 260,3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — |
4 374,8
EUR
|
— | — | — | — | — | — | — | — |
4 590,1
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — |
3,078,000,000
EUR
|
— | — | — | — | — | — | — | — |
3,339,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — |
8,529,000,000
EUR
|
— | — | — | — | — | — | — | — |
6,905,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — |
4 273,9
EUR
|
— | — | — | — | — | — | — | — |
4 201,1
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
4 905,7
EUR
|
— | — | — | — | — |
| Assets | — |
30 485,2
EUR
|
— | — | — | — | — | — | — | — |
32 218,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital | — |
1 379,6
EUR
|
— | — | — | — | — | — | — | — |
1 379,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — |
2,000,000
EUR
|
— | — | — | — | — | — | — | — |
45,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — |
4 509,4
EUR
|
— | — | — | — | — | — | — | — |
4 548,0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — |
1 662,0
EUR
|
— | — | — | — | — | — | — | — |
1 691,1
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
640,000,000
EUR
|
6 171,4
EUR
|
1 662,0
EUR
|
2 052,2
EUR
|
1 379,6
EUR
|
2,600,000,000
EUR
|
2,000,000
EUR
|
4 509,4
EUR
|
69,000,000
EUR
|
1 408,7
EUR
|
6 239,1
EUR
|
387,000,000
EUR
|
1 691,1
EUR
|
1 804,7
EUR
|
45,000,000
EUR
|
1 379,6
EUR
|
165,000,000
EUR
|
4 548,0
EUR
|
1 408,7
EUR
|
147,000,000
EUR
|
40,000,000
EUR
|
1 993,2
EUR
|
6,052,000,000
EUR
|
3,863,000,000
EUR
|
3 811,9
EUR
|
22,000,000
EUR
|
1,030,000,000
EUR
|
3 425,6
EUR
|
343,000,000
EUR
|
9,663,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Deferred tax liabilities | — |
3,278,000,000
EUR
|
— | — | — | — | — | — | — | — |
3,904,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — |
0
EUR
|
— | — | — | — | — | — | — | — |
N/A
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — |
30 485,2
EUR
|
— | — | — | — | — | — | — | — |
32 218,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |