Statement Of Changes In Equity [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 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 changes in equity [abstract] | |||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||
| Equity |
131,500,000
EUR
|
— |
207,700,000
EUR
|
4,000,000
EUR
|
— | — |
700,000
EUR
|
72,900,000
EUR
|
— | — | — |
77,700,000
EUR
|
900,000
EUR
|
72,900,000
EUR
|
— | — |
14,900,000
EUR
|
— |
134,800,000
EUR
|
— |
4,300,000
EUR
|
158,000,000
EUR
|
81,200,000
EUR
|
400,000
EUR
|
72,900,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||
| Profit (loss) | — |
-
EUR
|
— | — |
-
EUR
|
-
EUR
|
— | — |
51,000,000
EUR
|
51,000,000
EUR
|
2,600,000
EUR
|
— | — | — |
2,600,000
EUR
|
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — | — | — | — |
| Other comprehensive income | — |
4,900,000
EUR
|
— | — |
14,200,000
EUR
|
-
EUR
|
— | — |
20,700,000
EUR
|
1,600,000
EUR
|
20,800,000
EUR
|
— | — | — |
1,100,000
EUR
|
500,000
EUR
|
— |
-
EUR
|
— |
19,200,000
EUR
|
— | — | — | — | — |
| Comprehensive income | — |
4,900,000
EUR
|
— | — |
14,200,000
EUR
|
-
EUR
|
— | — |
71,700,000
EUR
|
52,600,000
EUR
|
23,400,000
EUR
|
— | — | — |
3,700,000
EUR
|
500,000
EUR
|
— |
-
EUR
|
— |
19,200,000
EUR
|
— | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
-
EUR
|
— | — |
-
EUR
|
-
EUR
|
— | — |
1,200,000
EUR
|
1,200,000
EUR
|
200,000
EUR
|
— | — | — |
200,000
EUR
|
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — | — | — | — |
| Increase (decrease) in equity | — |
4,900,000
EUR
|
— | — |
14,200,000
EUR
|
-
EUR
|
— | — |
72,900,000
EUR
|
53,800,000
EUR
|
23,200,000
EUR
|
— | — | — |
3,500,000
EUR
|
500,000
EUR
|
— |
-
EUR
|
— |
19,200,000
EUR
|
— | — | — | — | — |