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] | |||||
| Cash flows from (used in) operating activities | — |
51 767
EUR
|
34 924
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
9,000
EUR
|
—
EUR
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
907,000
EUR
|
1 271
EUR
|
— | — |
| Purchase of intangible assets, classified as investing activities | — |
10 375
EUR
|
64 130
EUR
|
— | — |
| Purchase of other long-term assets, classified as investing activities | — |
59,000
EUR
|
10,000
EUR
|
— | — |
| Interest received, classified as investing activities | — |
962,000
EUR
|
1 290
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
13 370
EUR
|
62 121
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from issuing shares | — |
48,000
EUR
|
44,000
EUR
|
— | — |
| Proceeds from borrowings, classified as financing activities | — |
1 360
EUR
|
13 900
EUR
|
— | — |
| Interest paid, classified as financing activities | — |
341,000
EUR
|
204,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
1 177
EUR
|
77 765
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
219,000
EUR
|
5,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
66 096
EUR
|
50 572
EUR
|
— | — |
| Cash and cash equivalents |
136 792
EUR
|
— | — |
202 887
EUR
|
152 314
EUR
|