Statement Of Changes In Equity [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 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 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 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 changes in equity [abstract] | ||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||
| Equity | — |
426,000,000
EUR
|
145,000,000
EUR
|
— | — |
15,000,000
EUR
|
200,000,000
EUR
|
25,000,000
EUR
|
10,000,000
EUR
|
51,000,000
EUR
|
— |
1,000,000
EUR
|
1,000,000
EUR
|
418,000,000
EUR
|
— | — | — | — |
200,000,000
EUR
|
14,000,000
EUR
|
141,000,000
EUR
|
25,000,000
EUR
|
9,000,000
EUR
|
47,000,000
EUR
|
1,000,000
EUR
|
169,000,000
EUR
|
224,000,000
EUR
|
0
EUR
|
20,000,000
EUR
|
10,000,000
EUR
|
0
EUR
|
25,000,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||
| Profit (loss) |
28,000,000
EUR
|
— | — |
3,000,000
EUR
|
26,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
3,000,000
EUR
|
0
EUR
|
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
29,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
14,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity |
4,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
4,000,000
EUR
|
— | — | — |
31,000,000
EUR
|
— | — |
31,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
14,000,000
EUR
|
— | — |
2,000,000
EUR
|
12,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
15,000,000
EUR
|
12,000,000
EUR
|
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
1,000,000
EUR
|
— | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
11,000,000
EUR
|
— |
11,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
1,000,000
EUR
|
— | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |