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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||||||||
| Property, plant and equipment | — |
692,000,000
EUR
|
— | — | — | — | — | — | — |
613,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — |
760,000,000
EUR
|
— | — | — | — | — | — | — |
626,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — |
5 147
EUR
|
— | — | — | — | — | — | — |
3 068
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — |
1 297
EUR
|
— | — | — | — | — | — | — |
1 483
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — |
147,000,000
EUR
|
— | — | — | — | — | — | — |
78,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets | — |
100,000,000
EUR
|
— | — | — | — | — | — | — |
98,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — |
8 151
EUR
|
— | — | — | — | — | — | — |
5 983
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||||||||
| Current tax assets, current | — |
116,000,000
EUR
|
— | — | — | — | — | — | — |
75,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets | — |
110,000,000
EUR
|
— | — | — | — | — | — | — |
66,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — |
882,000,000
EUR
|
— | — | — | — | — | — | — |
817,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets | — |
3 603
EUR
|
— | — | — | — | — | — | — |
2 910
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — |
11 754
EUR
|
— | — | — | — | — | — | — |
8 893
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||
| Issued capital | — |
159,000,000
EUR
|
— | — | — | — | — | — | — |
148,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — |
1 098
EUR
|
— | — | — | — | — | — | — |
576,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — |
4 232
EUR
|
— | — | — | — | — | — | — |
3 670
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — |
5,000,000
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
13,000,000
EUR
|
4 237
EUR
|
3 101
EUR
|
5,000,000
EUR
|
1 098
EUR
|
159,000,000
EUR
|
117,000,000
EUR
|
4 232
EUR
|
4,000,000
EUR
|
3 670
EUR
|
5,000,000
EUR
|
0
EUR
|
576,000,000
EUR
|
2 969
EUR
|
148,000,000
EUR
|
9,000,000
EUR
|
3 670
EUR
|
27,000,000
EUR
|
2 566
EUR
|
3 157
EUR
|
23,000,000
EUR
|
7,000,000
EUR
|
3 157
EUR
|
0
EUR
|
575,000,000
EUR
|
101,000,000
EUR
|
147,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||||||||
| Non-current provisions for employee benefits | — |
76,000,000
EUR
|
— | — | — | — | — | — | — |
34,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — |
306,000,000
EUR
|
— | — | — | — | — | — | — |
346,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities | — |
3 822
EUR
|
— | — | — | — | — | — | — |
2 021
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — |
4 809
EUR
|
— | — | — | — | — | — | — |
2 935
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||||||||
| Current provisions | — |
102,000,000
EUR
|
— | — | — | — | — | — | — |
90,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — |
172,000,000
EUR
|
— | — | — | — | — | — | — |
167,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial liabilities | — |
778,000,000
EUR
|
— | — | — | — | — | — | — |
710,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current non-financial liabilities | — |
1 085
EUR
|
— | — | — | — | — | — | — |
911,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — |
2 708
EUR
|
— | — | — | — | — | — | — |
2 288
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — |
11 754
EUR
|
— | — | — | — | — | — | — |
8 893
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |