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 |
As at 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 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||||
| Profit (loss) | — |
1,411
EUR
|
1,411
EUR
|
— |
1,411
EUR
|
1,411
EUR
|
895,000
EUR
|
— |
895,000
EUR
|
895,000
EUR
|
895,000
EUR
|
— | — | — |
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||||||
| Adjustments for income tax expense | — | — |
17,000
EUR
|
— |
54,000
EUR
|
— | — | — |
57,000
EUR
|
21,000
EUR
|
— | — | — | — |
| Cash flows from (used in) operations | — | — |
56,000
EUR
|
— |
375,000
EUR
|
— | — | — |
548,000
EUR
|
31,000
EUR
|
— | — | — | — |
| Cash flows from (used in) operating activities | — | — |
77,000
EUR
|
— |
318,000
EUR
|
— | — | — |
467,000
EUR
|
53,000
EUR
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||||
| Interest received, classified as investing activities | — | — |
135,000
EUR
|
— |
-
EUR
|
— | — | — |
-
EUR
|
153,000
EUR
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — |
549,000
EUR
|
— |
-
EUR
|
— | — | — |
38,000
EUR
|
383,000
EUR
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||||
| Cash flows from (used in) financing activities | — | — |
476,000
EUR
|
— |
476,000
EUR
|
— | — | — |
316,000
EUR
|
316,000
EUR
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — |
4,000
EUR
|
— |
158,000
EUR
|
— | — | — |
189,000
EUR
|
14,000
EUR
|
— | — | — | — |
| Cash and cash equivalents |
144,000
EUR
|
— | — |
27,000
EUR
|
— | — | — |
302,000
EUR
|
— | — | — |
31,000
EUR
|
17,000
EUR
|
113,000
EUR
|