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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment |
177,000,000
EUR
|
— | — | — | — | — | — |
167,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
316,000,000
EUR
|
— | — | — | — | — | — |
318,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
1,624,000,000
EUR
|
— | — | — | — | — | — |
1,578,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
222,000,000
EUR
|
— | — | — | — | — | — |
156,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
479,000,000
EUR
|
— | — | — | — | — | — |
348,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets |
1,436,000,000
EUR
|
— | — | — | — | — | — |
690,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
9,035,000,000
EUR
|
— | — | — | — | — | — |
8,035,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Current inventories |
210,000,000
EUR
|
— | — | — | — | — | — |
163,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current |
36,000,000
EUR
|
— | — | — | — | — | — |
4,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets |
91,000,000
EUR
|
— | — | — | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
413,000,000
EUR
|
— | — | — | — | — | — |
439,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets |
4,056,000,000
EUR
|
— | — | — | — | — | — |
3,604,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
13,091,000,000
EUR
|
— | — | — | — | — | — |
11,639,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Equity attributable to owners of parent |
2,962,000,000
EUR
|
— | — | — | — | — | — |
2,351,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
21,000,000
EUR
|
— | — | — | — | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
2,983,000,000
EUR
|
30,244,000,000
EUR
|
21,000,000
EUR
|
18,217,000,000
EUR
|
5,000,000
EUR
|
2,962,000,000
EUR
|
14,994,000,000
EUR
|
2,352,000,000
EUR
|
1,000,000
EUR
|
30,714,000,000
EUR
|
5,000,000
EUR
|
18,135,000,000
EUR
|
2,351,000,000
EUR
|
14,935,000,000
EUR
|
12,000,000
EUR
|
31,033,000,000
EUR
|
14,941,000,000
EUR
|
2,030,000,000
EUR
|
2,030,000,000
EUR
|
-
EUR
|
18,134,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||
| Non-current provisions |
300,000,000
EUR
|
— | — | — | — | — | — |
291,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
676,000,000
EUR
|
— | — | — | — | — | — |
580,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities |
715,000,000
EUR
|
— | — | — | — | — | — |
437,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
3,841,000,000
EUR
|
— | — | — | — | — | — |
2,767,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||
| Current provisions |
122,000,000
EUR
|
— | — | — | — | — | — |
103,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current |
70,000,000
EUR
|
— | — | — | — | — | — |
53,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
6,267,000,000
EUR
|
— | — | — | — | — | — |
6,520,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
10,108,000,000
EUR
|
— | — | — | — | — | — |
9,287,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
13,091,000,000
EUR
|
— | — | — | — | — | — |
11,639,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |