Statement Of Changes In Equity [Abstract]
| Concept |
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 |
2020-01-01 to 2020-12-31 |
As at 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 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||
| Equity | — |
116,950,000
EUR
|
354,000
EUR
|
0
EUR
|
— | — |
16,771,000
EUR
|
— | — |
551,663,000
EUR
|
6,842,000
EUR
|
— |
425,138,000
EUR
|
— | — |
340,923,000
EUR
|
232,763,000
EUR
|
83,960,000
EUR
|
7,384,000
EUR
|
— | — |
36,270,000
EUR
|
— |
4,417,000
EUR
|
— |
269,000
EUR
|
— | — |
291,803,000
EUR
|
213,977,000
EUR
|
33,609,000
EUR
|
1,450,000
EUR
|
4,443,000
EUR
|
241,000
EUR
|
50,351,000
EUR
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||
| Profit (loss) |
16,771,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
36,270,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
16,771,000
EUR
|
— | — | — |
0
EUR
|
0
EUR
|
— |
16,771,000
EUR
|
0
EUR
|
— | — |
0
EUR
|
— |
0
EUR
|
0
EUR
|
— | — | — | — |
0
EUR
|
36,270,000
EUR
|
— |
36,270,000
EUR
|
— |
0
EUR
|
— |
0
EUR
|
0
EUR
|
— | — | — | — | — | — | — |
| Issue of equity |
63,381,000
EUR
|
— | — | — |
0
EUR
|
0
EUR
|
— |
0
EUR
|
0
EUR
|
— | — |
23,000
EUR
|
— |
63,357,000
EUR
|
0
EUR
|
— | — | — | — |
0
EUR
|
0
EUR
|
— |
49,148,000
EUR
|
— |
0
EUR
|
— |
28,000
EUR
|
49,120,000
EUR
|
— | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
4,405,000
EUR
|
— | — | — |
0
EUR
|
0
EUR
|
— |
0
EUR
|
4,405,000
EUR
|
— | — |
0
EUR
|
— |
0
EUR
|
0
EUR
|
— | — | — | — |
0
EUR
|
0
EUR
|
— |
2,967,000
EUR
|
— |
2,967,000
EUR
|
— |
0
EUR
|
0
EUR
|
— | — | — | — | — | — | — |