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] | |||||
| Dividends received, classified as operating activities | — |
123,000
EUR
|
— |
76,000
EUR
|
— |
| Interest paid, classified as operating activities | — |
21,000
EUR
|
— |
39,000
EUR
|
— |
| Interest received, classified as operating activities | — |
18,000
EUR
|
— |
17,000
EUR
|
— |
| Cash flows from (used in) operating activities | — |
6,004
EUR
|
— |
14,936
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows from (used in) investing activities | — |
4,656
EUR
|
— |
11,197
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments of lease liabilities, classified as financing activities | — |
244,000
EUR
|
— |
269,000
EUR
|
— |
| Dividends paid, classified as financing activities | — |
2,400
EUR
|
— |
5,400
EUR
|
— |
| Cash flows from (used in) financing activities | — |
2,644
EUR
|
— |
5,669
EUR
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
1,296
EUR
|
— |
1,930
EUR
|
— |
| Cash and cash equivalents |
416
EUR
|
— |
1,712
EUR
|
— |
3,642
EUR
|