Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 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 |
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 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 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 |
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 |
2020-01-01 to 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 2019-12-31 |
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 | — | — |
98 791
EUR
|
— | — |
23 657
EUR
|
— |
98 791
EUR
|
-
EUR
|
— |
3 423
EUR
|
12 916
EUR
|
112 954
EUR
|
— | — |
-
EUR
|
90 941
EUR
|
12 731
EUR
|
3 273
EUR
|
112 252
EUR
|
— |
90 941
EUR
|
— | — | — | — |
30 768
EUR
|
— |
86 437
EUR
|
-
EUR
|
391,000
EUR
|
109 435
EUR
|
86 437
EUR
|
34 670
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||
| Profit (loss) |
-
EUR
|
4 812
EUR
|
— |
-
EUR
|
-
EUR
|
— |
4 812
EUR
|
— | — |
-
EUR
|
— | — | — |
4 812
EUR
|
3 173
EUR
|
— | — | — | — | — |
-
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
3 173
EUR
|
— |
3 173
EUR
|
— | — | — | — | — | — |
| Other comprehensive income |
-
EUR
|
176,000
EUR
|
— |
-
EUR
|
151,000
EUR
|
— |
327,000
EUR
|
— | — |
-
EUR
|
— | — | — |
176,000
EUR
|
2 988
EUR
|
— | — | — | — | — |
-
EUR
|
— |
2 882
EUR
|
-
EUR
|
-
EUR
|
2 988
EUR
|
— |
106,000
EUR
|
— | — | — | — | — | — |
| Comprehensive income |
-
EUR
|
4 988
EUR
|
— |
-
EUR
|
151,000
EUR
|
— |
5 139
EUR
|
— | — |
-
EUR
|
— | — | — |
4 988
EUR
|
185,000
EUR
|
— | — | — | — | — |
-
EUR
|
— |
2 882
EUR
|
-
EUR
|
-
EUR
|
185,000
EUR
|
— |
3 067
EUR
|
— | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
177,000
EUR
|
— | — | — | — | — |
-
EUR
|
— |
-
EUR
|
-
EUR
|
— |
177,000
EUR
|
— |
177,000
EUR
|
— | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity |
-
EUR
|
95,000
EUR
|
— |
-
EUR
|
-
EUR
|
— |
95,000
EUR
|
— | — |
-
EUR
|
— | — | — |
95,000
EUR
|
18,000
EUR
|
— | — | — | — | — |
-
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
18,000
EUR
|
— |
18,000
EUR
|
— | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
-
EUR
|
2 149
EUR
|
— |
-
EUR
|
-
EUR
|
— |
2 149
EUR
|
— | — |
-
EUR
|
— | — | — |
2 149
EUR
|
872,000
EUR
|
— | — | — | — | — |
-
EUR
|
— |
-
EUR
|
-
EUR
|
-
EUR
|
872,000
EUR
|
— |
872,000
EUR
|
— | — | — | — | — | — |