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 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 |
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] | ||||||||||||||||||||||||||||||||||
| Property, plant and equipment |
950,000,000
EUR
|
— | — | — | — | — | — |
960,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
131,000,000
EUR
|
— | — | — | — | — | — |
119,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
78,000,000
EUR
|
— | — | — | — | — | — |
95,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
903,000,000
EUR
|
— | — | — | — | — | — |
555,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
779,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Assets |
4,428,000,000
EUR
|
— | — | — | — | — | — |
4,392,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||||
| Issued capital |
77,000,000
EUR
|
— | — | — | — | — | — |
77,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
2,613,000,000
EUR
|
— | — | — | — | — | — |
2,385,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares |
42,000,000
EUR
|
— | — | — | — | — | — |
33,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
23,000,000
EUR
|
— | — | — | — | — | — |
35,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
2,679,000,000
EUR
|
— | — | — | — | — | — |
2,505,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
-
EUR
|
— | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
2,679,000,000
EUR
|
2,613,000,000
EUR
|
23,000,000
EUR
|
77,000,000
EUR
|
8,000,000
EUR
|
42,000,000
EUR
|
2,679,000,000
EUR
|
2,505,000,000
EUR
|
2,000,000
EUR
|
2,000,000
EUR
|
2,000,000
EUR
|
35,000,000
EUR
|
0
EUR
|
2,385,000,000
EUR
|
33,000,000
EUR
|
77,000,000
EUR
|
41,000,000
EUR
|
2,505,000,000
EUR
|
2,294,000,000
EUR
|
46,000,000
EUR
|
2,177,000,000
EUR
|
2,180,000,000
EUR
|
70,000,000
EUR
|
77,000,000
EUR
|
70,000,000
EUR
|
2,303,000,000
EUR
|
2,296,000,000
EUR
|
7,000,000
EUR
|
17,000,000
EUR
|
77,000,000
EUR
|
46,000,000
EUR
|
7,000,000
EUR
|
17,000,000
EUR
|
2,301,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||||
| Deferred tax liabilities |
29,000,000
EUR
|
— | — | — | — | — | — |
45,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
1,750,000,000
EUR
|
— | — | — | — | — | — |
1,887,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
4,428,000,000
EUR
|
— | — | — | — | — | — |
4,392,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |