Statement Of Financial Position [Abstract]
| Concept |
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 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||||||
| Property, plant and equipment | — |
592,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
569,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Right-of-use assets | — |
626,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
620,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Goodwill | — |
2 892
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 106
EUR
|
— | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — |
1 289
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
951,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Deferred tax assets | — |
66,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
45,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other non-current financial assets | — |
59,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
53,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Non-current assets | — |
5 534
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
4 344
EUR
|
— | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||||||
| Current tax assets, current | — |
87,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
105,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other current financial assets | — |
46,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
75,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — |
837,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
996,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Current assets | — |
2 776
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 680
EUR
|
— | — | — | — | — | — | — | — | — |
| Assets | — |
8 310
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
7 024
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||
| Issued capital | — |
147,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
147,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Share premium | — |
575,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
575,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — |
3 157
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 409
EUR
|
— | — | — | — | — | — | — | — | — |
| Non-controlling interests | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity |
2 566
EUR
|
3 157
EUR
|
23,000,000
EUR
|
7,000,000
EUR
|
3 157
EUR
|
575,000,000
EUR
|
0
EUR
|
101,000,000
EUR
|
147,000,000
EUR
|
2 050
EUR
|
0
EUR
|
30,000,000
EUR
|
2 409
EUR
|
147,000,000
EUR
|
7,000,000
EUR
|
386,000,000
EUR
|
575,000,000
EUR
|
2 409
EUR
|
2 409
EUR
|
2 568
EUR
|
1,000,000
EUR
|
5,000,000
EUR
|
10,000,000
EUR
|
2 569
EUR
|
575,000,000
EUR
|
1 828
EUR
|
13,000,000
EUR
|
147,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||||||
| Non-current provisions for employee benefits | — |
33,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
30,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — |
296,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
236,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities | — |
2 270
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 196
EUR
|
— | — | — | — | — | — | — | — | — |
| Non-current liabilities | — |
3 114
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 974
EUR
|
— | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||||||
| Current provisions | — |
83,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
63,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — |
127,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
114,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other current financial liabilities | — |
546,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
400,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other current non-financial liabilities | — |
831,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
675,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Current liabilities | — |
2 039
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1 641
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities | — |
8 310
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
7 024
EUR
|
— | — | — | — | — | — | — | — | — |