Statement Of Changes In Equity [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||
| Equity |
19,806,000
EUR
|
151,144,000
EUR
|
— |
170,450,000
EUR
|
— |
500,000
EUR
|
— | — | — |
6,031,000
EUR
|
5,997,000
EUR
|
— |
13,378,000
EUR
|
— |
13,344,000
EUR
|
— |
7,478,000
EUR
|
4,536,000
EUR
|
3,939,000
EUR
|
997,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||
| Profit (loss) | — | — |
-
EUR
|
— |
-
EUR
|
— |
11,354,000
EUR
|
11,354,000
EUR
|
2,092,000
EUR
|
— | — |
2,092,000
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — | — | — |
| Other comprehensive income | — | — |
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
— | — |
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — | — | — |
| Comprehensive income | — | — |
-
EUR
|
— |
-
EUR
|
— |
11,354,000
EUR
|
11,354,000
EUR
|
2,092,000
EUR
|
— | — |
2,092,000
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — | — | — |
| Dividends recognised as distributions to owners | — | — |
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
— | — |
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — |
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
— | — |
-
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— | — | — | — |