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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — |
13 011
EUR
|
12 360
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — |
4 522
EUR
|
4 464
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property | — | — | — | — | — | — |
218,000,000
EUR
|
262,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — |
8 946
EUR
|
8 712
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — |
1 566
EUR
|
1 552
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — |
1 120
EUR
|
1 142
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — |
566,000,000
EUR
|
395,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets | — | — | — | — | — | — |
1 138
EUR
|
1 229
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — |
33 557
EUR
|
32 723
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Other current financial assets | — | — | — | — | — | — |
523,000,000
EUR
|
685,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
6 564
EUR
|
6 290
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets | — | — | — | — | — | — |
23 807
EUR
|
23 448
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
57 363
EUR
|
56 171
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
1 695
EUR
|
1 772
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — |
10 820
EUR
|
11 539
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — |
1 665
EUR
|
1 848
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
1 695
EUR
|
1 665
EUR
|
1 798
EUR
|
11 089
EUR
|
166,000,000
EUR
|
10 820
EUR
|
12 484
EUR
|
13 387
EUR
|
42,000,000
EUR
|
11 528
EUR
|
1 848
EUR
|
1 772
EUR
|
1 719
EUR
|
11 539
EUR
|
13 186
EUR
|
10 881
EUR
|
78,000,000
EUR
|
2 042
EUR
|
1 855
EUR
|
1 670
EUR
|
11 144
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||
| Non-current provisions | — | — | — | — | — | — |
3 511
EUR
|
4 012
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — |
494,000,000
EUR
|
300,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — |
17 736
EUR
|
17 458
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Current liabilities | — | — | — | — | — | — |
27 143
EUR
|
25 326
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — |
57 363
EUR
|
56 171
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |