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 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 |
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 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||||||||||||||||
| Goodwill |
3 112
EUR
|
— | — | — | — | — | — |
3 245
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
3 057
EUR
|
— | — | — | — | — | — |
2 774
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
110,000,000
EUR
|
— | — | — | — | — | — |
110,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
603,000,000
EUR
|
— | — | — | — | — | — |
555,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets |
392,000,000
EUR
|
— | — | — | — | — | — |
483,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
12 384
EUR
|
— | — | — | — | — | — |
12 525
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||||||||||||||||
| Current inventories |
2 365
EUR
|
— | — | — | — | — | — |
2 383
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current |
33,000,000
EUR
|
— | — | — | — | — | — |
30,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets |
138,000,000
EUR
|
— | — | — | — | — | — |
96,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
3 025
EUR
|
— | — | — | — | — | — |
3 329
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets |
9 372
EUR
|
— | — | — | — | — | — |
9 504
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
21 756
EUR
|
— | — | — | — | — | — |
22 029
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||||||||||
| Issued capital |
245,000,000
EUR
|
— | — | — | — | — | — |
244,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
1 905
EUR
|
— | — | — | — | — | — |
1 830
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium |
1 588
EUR
|
— | — | — | — | — | — |
1 573
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
3 575
EUR
|
— | — | — | — | — | — |
3 822
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
785,000,000
EUR
|
— | — | — | — | — | — |
790,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
4 360
EUR
|
1 905
EUR
|
785,000,000
EUR
|
1 588
EUR
|
245,000,000
EUR
|
163,000,000
EUR
|
3 575
EUR
|
4 612
EUR
|
790,000,000
EUR
|
1 573
EUR
|
1 830
EUR
|
244,000,000
EUR
|
175,000,000
EUR
|
3 822
EUR
|
3 364
EUR
|
346,000,000
EUR
|
1 575
EUR
|
1 560
EUR
|
343,000,000
EUR
|
1 906
EUR
|
12,000,000
EUR
|
243,000,000
EUR
|
12,000,000
EUR
|
4 491
EUR
|
12,000,000
EUR
|
4 157
EUR
|
3 695
EUR
|
796,000,000
EUR
|
1 560
EUR
|
14,000,000
EUR
|
243,000,000
EUR
|
793,000,000
EUR
|
3,000,000
EUR
|
14,000,000
EUR
|
343,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||||||||||||||||
| Non-current provisions for employee benefits |
819,000,000
EUR
|
— | — | — | — | — | — |
747,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current provisions |
486,000,000
EUR
|
— | — | — | — | — | — |
682,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
46,000,000
EUR
|
— | — | — | — | — | — |
58,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities |
1,000,000
EUR
|
— | — | — | — | — | — |
35,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
6 548
EUR
|
— | — | — | — | — | — |
6 723
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||||||||||||||||
| Current provisions for employee benefits |
79,000,000
EUR
|
— | — | — | — | — | — |
77,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current provisions |
502,000,000
EUR
|
— | — | — | — | — | — |
494,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current |
112,000,000
EUR
|
— | — | — | — | — | — |
103,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial liabilities |
59,000,000
EUR
|
— | — | — | — | — | — |
42,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale |
108,000,000
EUR
|
— | — | — | — | — | — |
65,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
10 848
EUR
|
— | — | — | — | — | — |
10 694
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
21 756
EUR
|
— | — | — | — | — | — |
22 029
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |