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 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] | ||||||||||||||||||||||||||||||||
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements |
820,000,000
EUR
|
— | — | — | — | — | — | — |
713,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
218,000,000
EUR
|
— | — | — | — | — | — | — |
269,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||||||||||
| Current tax assets, current |
69,000,000
EUR
|
— | — | — | — | — | — | — |
100,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
43,234,000,000
EUR
|
— | — | — | — | — | — | — |
53,683,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
38,557,000,000
EUR
|
— | — | — | — | — |
| Assets |
198,241,000,000
EUR
|
— | — | — | — | — | — | — |
207,057,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||
| Other equity interest |
1,610,000,000
EUR
|
— | — | — | — | — | — | — |
1,610,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
17,009,000,000
EUR
|
— | — | — | — | — | — | — |
16,027,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
1,231,000,000
EUR
|
— | — | — | — | — | — | — |
1,127,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
19,849,000,000
EUR
|
15,600,000,000
EUR
|
1,231,000,000
EUR
|
4,988,000,000
EUR
|
1,002,000,000
EUR
|
17,009,000,000
EUR
|
1,610,000,000
EUR
|
4,580,000,000
EUR
|
18,764,000,000
EUR
|
3,551,000,000
EUR
|
3,601,000,000
EUR
|
4,990,000,000
EUR
|
1,127,000,000
EUR
|
13,637,000,000
EUR
|
1,002,000,000
EUR
|
16,027,000,000
EUR
|
18,767,000,000
EUR
|
1,126,000,000
EUR
|
1,610,000,000
EUR
|
4,990,000,000
EUR
|
1,002,000,000
EUR
|
13,590,000,000
EUR
|
1,610,000,000
EUR
|
16,030,000,000
EUR
|
10,121,000,000
EUR
|
1,622,000,000
EUR
|
15,475,000,000
EUR
|
3,272,000,000
EUR
|
12,843,000,000
EUR
|
4,992,000,000
EUR
|
1,010,000,000
EUR
|
1,002,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||||||||||
| Deferred tax liabilities |
43,000,000
EUR
|
— | — | — | — | — | — | — |
36,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
198,241,000,000
EUR
|
— | — | — | — | — | — | — |
207,057,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |