Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
2,549,000
EUR
|
3,154,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
112,000
EUR
|
133,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
754,000
EUR
|
52,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
44,288,000
EUR
|
37,943,000
EUR
|
19,250,000
EUR
|
| Miscellaneous current assets [abstract] | |||
| Other current assets |
8,321,000
EUR
|
5,764,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of non-current loans received |
3,058,000
EUR
|
5,725,000
EUR
|
— |
| Non-current portion of non-current bonds issued |
2,586,000
EUR
|
3,715,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Current loans received and current portion of non-current loans received |
2,210,000
EUR
|
—
EUR
|
— |
| Current bonds issued and current portion of non-current bonds issued |
2,465,000
EUR
|
2,405,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Current trade payables |
11,561,000
EUR
|
7,588,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Other non-current liabilities |
6,281,000
EUR
|
2,294,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current derivative financial liabilities |
2,536,000
EUR
|
3,845,000
EUR
|
— |
| Other current liabilities |
2,675,000
EUR
|
2,703,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
1,158,000
EUR
|
1,022,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
25,000
EUR
|
207,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
56,648,000
EUR
|
47,361,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
53,363,000
EUR
|
43,759,000
EUR
|
— |
| Current liabilities |
22,242,000
EUR
|
17,123,000
EUR
|
— |
| Assets less current liabilities [abstract] |