Analysis Of Income And Expense [Abstract]
| Concept |
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 |
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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | |||||||||||||||
| Revenue [abstract] | |||||||||||||||
| Interest income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Interest income on cash and cash equivalents | — | — | — | — | — | — |
1,000
EUR
|
— |
13,000
EUR
|
— | — | — | — | — | — |
| Revenue | — | — | — | — | — | — |
54 307
EUR
|
— |
57 270
EUR
|
— | — | — | — | — | — |
| Material income and expense [abstract] | |||||||||||||||
| Research and development expense | — | — | — | — | — | — |
40 220
EUR
|
— |
40 224
EUR
|
— | — | — | — | — | — |
| Finance income (cost) | — | — | — | — | — | — |
1 526
EUR
|
— |
2 234
EUR
|
— | — | — | — | — | — |
| Other finance income (cost) | — | — | — | — | — | — |
1 767
EUR
|
— |
1 990
EUR
|
— | — | — | — | — | — |
| Other operating income (expense) | — | — | — | — | — | — |
30 425
EUR
|
— |
453,000
EUR
|
— | — | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | |||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — | — | — | — |
403,000
EUR
|
— |
384,000
EUR
|
— | — | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | |||||||||||||||
| Comprehensive income |
30,000
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
1 524
EUR
|
163,000
EUR
|
133,000
EUR
|
1 687
EUR
|
40 007
EUR
|
1 583
EUR
|
39 951
EUR
|
38 367
EUR
|
40 007
EUR
|
56,000
EUR
|
-
EUR
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | |||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — |
163,000
EUR
|
— |
39 951
EUR
|
— | — | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | |||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — |
30,000
EUR
|
— |
56,000
EUR
|
— | — | — | — | — | — |