Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
743,000
EUR
|
926,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
48 784
EUR
|
51 122
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
403,000
EUR
|
772,000
EUR
|
— |
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets |
635,000
EUR
|
936,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash equivalents [abstract] | |||
| Short-term deposits, classified as cash equivalents |
2,000
EUR
|
— | — |
| Cash and cash equivalents |
25 620
EUR
|
33 579
EUR
|
29 368
EUR
|
| Miscellaneous current assets [abstract] | |||
| Other current assets |
11 177
EUR
|
9 854
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
37 231
EUR
|
30 801
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
3 093
EUR
|
1 611
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Current trade payables |
8 539
EUR
|
9 607
EUR
|
— |
| Current payables on social security and taxes other than income tax |
2 916
EUR
|
3 724
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
816,000
EUR
|
1 050
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
3 705
EUR
|
3 705
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
91 781
EUR
|
101 876
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
37 200
EUR
|
44 206
EUR
|
— |
| Current liabilities |
16 268
EUR
|
16 761
EUR
|
— |
| Assets less current liabilities [abstract] |