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 | — | — | — | — | — | — |
9 625
EUR
|
— |
9 365
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — |
2 924
EUR
|
— |
2 835
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — |
13,652,000,000
EUR
|
— |
12,658,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — |
3 912
EUR
|
— |
3 717
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — |
1 711
EUR
|
— |
1 758
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — |
563,000,000
EUR
|
— |
511,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
5 567
EUR
|
— |
5 548
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
63,084,000,000
EUR
|
— |
60,746,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
379,000,000
EUR
|
— |
382,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — | — |
78,000,000
EUR
|
— |
123,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — |
12,700,000,000
EUR
|
— |
12,408,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — |
1 812
EUR
|
— |
1 704
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
2 733
EUR
|
6 744
EUR
|
2 642
EUR
|
1 812
EUR
|
78,000,000
EUR
|
12,700,000,000
EUR
|
14,512,000,000
EUR
|
659,000,000
EUR
|
14,112,000,000
EUR
|
2 746
EUR
|
2 996
EUR
|
6 124
EUR
|
1 704
EUR
|
123,000,000
EUR
|
12,408,000,000
EUR
|
665,000,000
EUR
|
13,932,000,000
EUR
|
2 567
EUR
|
5 637
EUR
|
3 176
EUR
|
886,000,000
EUR
|
1 720
EUR
|
54,000,000
EUR
|
12,212,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — |
833,000,000
EUR
|
— |
783,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — |
63,084,000,000
EUR
|
— |
60,746,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |