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 |
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 |
As at 2020-12-31 |
2020-01-01 to 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 |
4,364,000
EUR
|
924,000
EUR
|
— |
4,233,000
EUR
|
— |
1,055,000
EUR
|
— | — |
3,556,000
EUR
|
— |
924,000
EUR
|
— |
3,093,000
EUR
|
461,000
EUR
|
— | — |
3,093,000
EUR
|
1,201,000
EUR
|
2,816,000
EUR
|
924,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||
| Other comprehensive income | — | — |
0
EUR
|
— |
0
EUR
|
— |
0
EUR
|
0
EUR
|
— |
0
EUR
|
— |
0
EUR
|
— | — |
0
EUR
|
0
EUR
|
— | — | — | — |
| Issue of equity | — | — |
1,140,000
EUR
|
— |
131,000
EUR
|
— |
1,271,000
EUR
|
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) in equity | — | — |
1,140,000
EUR
|
— |
131,000
EUR
|
— |
1,271,000
EUR
|
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |