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 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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Property, plant and equipment | — |
2,144,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
5,311,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — |
267,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
474,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — |
764,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
3,472,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — |
201,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
2,048,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — |
230,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
809,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — |
317,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
932,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — |
30,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — |
4,309,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
13,651,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Current inventories | — |
642,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
2,109,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current | — |
66,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
108,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets | — |
118,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
206,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — |
584,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
932,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
941,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Current assets | — |
2,714,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
7,010,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — |
7,022,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
20,660,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Issued capital | — |
237,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,588,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — |
174,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,170,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — |
42,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
61,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
459,000,000
EUR
|
1,305,000,000
EUR
|
853,000,000
EUR
|
1,683,000,000
EUR
|
0
EUR
|
0
EUR
|
42,000,000
EUR
|
174,000,000
EUR
|
237,000,000
EUR
|
253,000,000
EUR
|
15,000,000
EUR
|
103,000,000
EUR
|
10,664,000,000
EUR
|
332,000,000
EUR
|
4,000,000
EUR
|
1,786,000,000
EUR
|
7,846,000,000
EUR
|
61,000,000
EUR
|
1,170,000,000
EUR
|
6,854,000,000
EUR
|
225,000,000
EUR
|
1,588,000,000
EUR
|
318,000,000
EUR
|
76,000,000
EUR
|
232,000,000
EUR
|
5,467,000,000
EUR
|
8,851,000,000
EUR
|
1,786,000,000
EUR
|
5,982,000,000
EUR
|
3,000,000
EUR
|
23,000,000
EUR
|
421,000,000
EUR
|
1,170,000,000
EUR
|
112,000,000
EUR
|
645,000,000
EUR
|
1,588,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||||||||||||||
| Non-current provisions for employee benefits | — |
793,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,057,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current provisions | — |
550,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
743,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — |
131,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
558,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — |
3,525,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
5,111,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||||||||||||||
| Other current provisions | — |
302,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
297,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — |
68,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
119,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — |
2,192,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
4,885,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — |
5,717,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
9,997,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — |
7,022,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
20,660,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |