Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
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 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||
| Profit (loss) | — |
—
EUR
|
—
EUR
|
—
EUR
|
24,416,000
EUR
|
24,416,000
EUR
|
22,830,000
EUR
|
— |
—
EUR
|
22,830,000
EUR
|
—
EUR
|
—
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||
| Adjustments for finance costs | — | — | — | — |
495,000
EUR
|
— | — | — | — |
325,000
EUR
|
— | — | — |
| Adjustments for decrease (increase) in inventories | — | — | — | — |
12,000
EUR
|
— | — | — | — |
215,000
EUR
|
— | — | — |
| Adjustments for provisions | — | — | — | — |
51,000
EUR
|
— | — | — | — |
7,000
EUR
|
— | — | — |
| Adjustments for share-based payments | — | — | — | — |
1,711,000
EUR
|
— | — | — | — |
839,000
EUR
|
— | — | — |
| Cash flows from (used in) operations | — | — | — | — |
12,398,000
EUR
|
— | — | — | — |
13,315,000
EUR
|
— | — | — |
| Interest paid, classified as operating activities | — | — | — | — |
120,000
EUR
|
— | — | — | — |
69,000
EUR
|
— | — | — |
| Interest received, classified as operating activities | — | — | — | — |
2,000
EUR
|
— | — | — | — |
37,000
EUR
|
— | — | — |
| Cash flows from (used in) operating activities | — | — | — | — |
12,610,000
EUR
|
— | — | — | — |
13,419,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — |
3,926,000
EUR
|
— | — | — | — |
3,425,000
EUR
|
— | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — |
6,000
EUR
|
— | — | — | — |
27,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities | — | — | — | — |
3,932,000
EUR
|
— | — | — | — |
3,453,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||
| Proceeds from issuing shares | — | — | — | — |
26,376,000
EUR
|
— | — | — | — |
—
EUR
|
— | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — |
1,663,000
EUR
|
— | — | — | — |
1,946,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities | — | — | — | — |
24,830,000
EUR
|
— | — | — | — |
1,946,000
EUR
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — | — |
8,288,000
EUR
|
— | — | — | — |
18,817,000
EUR
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — | — |
2,000
EUR
|
— | — | — | — |
1,000
EUR
|
— | — | — |
| Cash and cash equivalents |
34,911,000
EUR
|
— | — | — | — | — | — |
26,626,000
EUR
|
— | — | — | — |
45,443,000
EUR
|