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] | ||||||||||||||||||||||||||||||||||||
| Investments accounted for using equity method | — |
166,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
150,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets | — |
142,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
95,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — |
658,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
700,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — |
2,698,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
2,288,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
897,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Assets | — |
18,385,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
16,013,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity attributable to owners of parent | — |
2,354,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
2,354,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — |
36,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
37,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
114,000,000
EUR
|
2,390,000,000
EUR
|
700,000,000
EUR
|
42,000,000
EUR
|
36,000,000
EUR
|
—
EUR
|
3,000,000
EUR
|
466,000,000
EUR
|
49,000,000
EUR
|
2,000,000
EUR
|
2,324,000,000
EUR
|
—
EUR
|
2,391,000,000
EUR
|
89,000,000
EUR
|
179,000,000
EUR
|
—
EUR
|
37,000,000
EUR
|
566,000,000
EUR
|
—
EUR
|
3,000,000
EUR
|
255,000,000
EUR
|
3,000,000
EUR
|
2,311,000,000
EUR
|
—
EUR
|
—
EUR
|
—
EUR
|
—
EUR
|
2,311,000,000
EUR
|
5,000,000
EUR
|
7,000,000
EUR
|
2,653,000,000
EUR
|
36,000,000
EUR
|
151,000,000
EUR
|
22,000,000
EUR
|
247,000,000
EUR
|
—
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Provisions [abstract] | ||||||||||||||||||||||||||||||||||||
| Provisions for employee benefits | — |
544,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
510,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other provisions | — |
1,836,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,598,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Provisions | — |
2,380,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
2,108,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities | — |
120,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
107,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — |
28,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
25,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — |
59,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
—
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — |
15,995,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
13,622,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — |
18,385,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
16,013,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |