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] | |||||||||||||||||||||||||||
| Goodwill | — | — | — | — | — | — | — | — |
7,335,000,000
EUR
|
6,878,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — | — |
3,909,000,000
EUR
|
4,162,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — | — |
64,000,000
EUR
|
67,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — | — |
210,000,000
EUR
|
336,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
4,700,000,000
EUR
|
4,746,000,000
EUR
|
— | — | — | — | — | — | — | — |
3,308,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — |
4 675,1
EUR
|
4 460,3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — |
4,083,000,000
EUR
|
4,133,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — |
9,968,000,000
EUR
|
9,079,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — |
702,000,000
EUR
|
506,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
8,786,000,000
EUR
|
884,000,000
EUR
|
4,083,000,000
EUR
|
702,000,000
EUR
|
2,664,000,000
EUR
|
934,000,000
EUR
|
9,968,000,000
EUR
|
187,000,000
EUR
|
1 067,0
EUR
|
9,585,000,000
EUR
|
8,869,000,000
EUR
|
506,000,000
EUR
|
1,327,000,000
EUR
|
4,133,000,000
EUR
|
2,110,000,000
EUR
|
1,665,000,000
EUR
|
9,079,000,000
EUR
|
1,476,000,000
EUR
|
1 067,4
EUR
|
640,000,000
EUR
|
1,339,000,000
EUR
|
4,264,000,000
EUR
|
1,518,000,000
EUR
|
4,133,000,000
EUR
|
1,408,000,000
EUR
|
1 003,4
EUR
|
3,223,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — | — |
1,626,000,000
EUR
|
1,419,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — |
4 675,1
EUR
|
4 460,3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |