Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Interest paid, classified as operating activities | — |
34,000
EUR
|
— |
15,000
EUR
|
— |
| Cash flows from (used in) operating activities | — |
1 510
EUR
|
— |
344,000
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows from (used in) investing activities | — |
332,000
EUR
|
— |
496,000
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from issuing shares | — |
-
EUR
|
— |
-
EUR
|
— |
| Cash flows from (used in) financing activities | — |
877,000
EUR
|
— |
773,000
EUR
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
1,000
EUR
|
— |
1,000
EUR
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
302,000
EUR
|
— |
1 615
EUR
|
— |
| Cash and cash equivalents |
1 860
EUR
|
— |
1 557
EUR
|
— |
3 172
EUR
|