Statement Of Financial Position [Abstract]
| Concept |
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 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||
| Assets [abstract] | |||||||||||||||
| Right-of-use assets |
57,000,000
EUR
|
— | — | — | — |
47,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
31,000,000
EUR
|
— | — | — | — |
33,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
339,000,000
EUR
|
— | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
1,146,000,000
EUR
|
— | — | — | — |
297,000,000
EUR
|
— | — | — | — | — | — |
628,000,000
EUR
|
— | — |
| Assets |
6,501,000,000
EUR
|
— | — | — | — |
4,256,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||
| Equity [abstract] | |||||||||||||||
| Issued capital |
18,000,000
EUR
|
— | — | — | — |
18,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Retained earnings |
2,201,000,000
EUR
|
— | — | — | — |
1,918,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other reserves |
497,000,000
EUR
|
— | — | — | — |
25,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
2,694,000,000
EUR
|
— | — | — | — |
1,942,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity |
2,694,000,000
EUR
|
2,201,000,000
EUR
|
497,000,000
EUR
|
22,000,000
EUR
|
18,000,000
EUR
|
1,942,000,000
EUR
|
18,000,000
EUR
|
1,918,000,000
EUR
|
18,000,000
EUR
|
25,000,000
EUR
|
2,339,000,000
EUR
|
19,000,000
EUR
|
2,351,000,000
EUR
|
25,000,000
EUR
|
18,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||
| Deferred tax liabilities |
309,000,000
EUR
|
— | — | — | — |
271,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Liabilities |
3,807,000,000
EUR
|
— | — | — | — |
2,314,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities |
6,501,000,000
EUR
|
— | — | — | — |
4,256,000,000
EUR
|
— | — | — | — | — | — | — | — | — |