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] | |||||
| Interest paid, classified as operating activities | — |
1,287
EUR
|
1,769
EUR
|
— | — |
| Interest received, classified as operating activities | — |
21,000
EUR
|
3,000
EUR
|
— | — |
| Income taxes paid (refund), classified as operating activities | — |
1,203
EUR
|
946,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — |
8,936
EUR
|
8,409
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
1,302
EUR
|
94,000
EUR
|
— | — |
| Proceeds from government grants, classified as investing activities | — |
384,000
EUR
|
0
EUR
|
— | — |
| Dividends received, classified as investing activities | — |
0
EUR
|
21,000
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
5,405
EUR
|
9,747
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from issuing shares | — |
0
EUR
|
1,565
EUR
|
— | — |
| Proceeds from borrowings, classified as financing activities | — |
3,615
EUR
|
3,854
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
7,132
EUR
|
3,734
EUR
|
— | — |
| Dividends paid, classified as financing activities | — |
436,000
EUR
|
198,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
6,072
EUR
|
4,084
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
1,015
EUR
|
395,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
1,526
EUR
|
3,141
EUR
|
— | — |
| Cash and cash equivalents |
2,878
EUR
|
— | — |
4,599
EUR
|
1,495
EUR
|