Statement Of Financial Position [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Investments accounted for using equity method | — | — | — | — | — | — | — | — |
1,260,000,000
EUR
|
— |
1,059,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — | — |
845,000,000
EUR
|
— |
958,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
4,136,000,000
EUR
|
— |
4,183,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
3,919,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — |
17,307,000,000
EUR
|
— |
18,739,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — |
3,046,000,000
EUR
|
— |
3,046,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — | — | — |
5,770,000,000
EUR
|
— |
5,592,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — | — | — |
73,000,000
EUR
|
— |
73,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other equity interest | — | — | — | — | — | — | — | — |
186,000,000
EUR
|
— |
273,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — |
9,074,000,000
EUR
|
— |
8,438,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — |
79,000,000
EUR
|
— |
60,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
73,000,000
EUR
|
53,000,000
EUR
|
6,780,000,000
EUR
|
3,046,000,000
EUR
|
79,000,000
EUR
|
1,010,000,000
EUR
|
9,074,000,000
EUR
|
127,000,000
EUR
|
9,154,000,000
EUR
|
5,000,000
EUR
|
8,499,000,000
EUR
|
6,618,000,000
EUR
|
79,000,000
EUR
|
60,000,000
EUR
|
73,000,000
EUR
|
3,046,000,000
EUR
|
1,026,000,000
EUR
|
8,438,000,000
EUR
|
337,000,000
EUR
|
14,000,000
EUR
|
7,737,000,000
EUR
|
93,000,000
EUR
|
9,499,000,000
EUR
|
67,000,000
EUR
|
73,000,000
EUR
|
172,000,000
EUR
|
3,046,000,000
EUR
|
3,031,000,000
EUR
|
7,670,000,000
EUR
|
2,182,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — | — |
386,000,000
EUR
|
— |
428,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — | — |
8,153,000,000
EUR
|
— |
10,240,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — |
17,307,000,000
EUR
|
— |
18,739,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |