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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment |
-
EUR
|
— | — | — | — | — | — | — |
5 320
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property |
-
EUR
|
— | — | — | — | — | — | — |
562,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
-
EUR
|
— | — | — | — | — | — | — |
7 867
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
-
EUR
|
— | — | — | — | — | — | — |
2 065
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
-
EUR
|
— | — | — | — | — | — | — |
376,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
-
EUR
|
— | — | — | — | — | — | — |
1 078
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
-
EUR
|
— | — | — | — | — | — | — |
23 485
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||
| Current inventories |
4,000,000
EUR
|
— | — | — | — | — | — | — |
3 645
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current |
-
EUR
|
— | — | — | — | — | — | — |
174,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
31,000,000
EUR
|
— | — | — | — | — | — | — |
2 560
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets |
18 500
EUR
|
— | — | — | — | — | — | — |
8 942
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
18 500
EUR
|
— | — | — | — | — | — | — |
32 427
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital |
149,000,000
EUR
|
— | — | — | — | — | — | — |
149,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
2 162
EUR
|
— | — | — | — | — | — | — |
924,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
3 202
EUR
|
— | — | — | — | — | — | — |
4 511
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
5 364
EUR
|
2 104
EUR
|
3 202
EUR
|
218,000,000
EUR
|
149,000,000
EUR
|
22,000,000
EUR
|
2 162
EUR
|
403,000,000
EUR
|
3 587
EUR
|
883,000,000
EUR
|
218,000,000
EUR
|
4 511
EUR
|
386,000,000
EUR
|
22,000,000
EUR
|
149,000,000
EUR
|
924,000,000
EUR
|
22,000,000
EUR
|
296,000,000
EUR
|
3 537
EUR
|
930,000,000
EUR
|
881,000,000
EUR
|
4 418
EUR
|
218,000,000
EUR
|
149,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||
| Non-current provisions for employee benefits |
-
EUR
|
— | — | — | — | — | — | — |
216,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current provisions |
-
EUR
|
— | — | — | — | — | — | — |
516,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
-
EUR
|
— | — | — | — | — | — | — |
90,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
-
EUR
|
— | — | — | — | — | — | — |
16 132
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||
| Current provisions for employee benefits |
-
EUR
|
— | — | — | — | — | — | — |
13,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current provisions |
25,000,000
EUR
|
— | — | — | — | — | — | — |
229,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale |
20 250
EUR
|
— | — | — | — | — | — | — |
12,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
23 864
EUR
|
— | — | — | — | — | — | — |
12 708
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
18 500
EUR
|
— | — | — | — | — | — | — |
32 427
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |