Statement Of Cash Flows [Abstract]
| Concept |
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 2018-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Income taxes paid (refund), classified as operating activities | — |
35,000
EUR
|
44,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — |
6,885
EUR
|
7,641
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows from (used in) investing activities | — |
3,964
EUR
|
2,376
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments of lease liabilities, classified as financing activities | — |
787,000
EUR
|
984,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
8,006
EUR
|
20,321
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
22,000
EUR
|
86,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
2,813
EUR
|
10,304
EUR
|
— | — |
| Cash and cash equivalents |
9,207
EUR
|
— | — |
12,020
EUR
|
1,716
EUR
|