Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
75,000
EUR
|
93,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
1,000
EUR
|
0
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
2,134,000
EUR
|
10,610,000
EUR
|
44,288,000
EUR
|
| Miscellaneous current assets [abstract] | |||
| Other current assets |
4,394,000
EUR
|
12,337,000
EUR
|
— |
| Borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current portion of non-current borrowings |
7,474,000
EUR
|
1,233,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of non-current loans received |
0
EUR
|
2,195,000
EUR
|
— |
| Non-current portion of non-current bonds issued |
0
EUR
|
7,051,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Current bonds issued and current portion of non-current bonds issued |
9,131,000
EUR
|
302,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Current trade payables |
5,634,000
EUR
|
7,813,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current derivative financial liabilities |
559,000
EUR
|
3,447,000
EUR
|
— |
| Other non-current liabilities |
6,572,000
EUR
|
7,678,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current derivative financial liabilities |
0
EUR
|
0
EUR
|
— |
| Other current liabilities |
1,880,000
EUR
|
4,339,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
1,633,000
EUR
|
1,158,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings, profit (loss) for reporting period |
26,220,000
EUR
|
27,625,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
33,000
EUR
|
73,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
9,132,000
EUR
|
25,941,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
6,529,000
EUR
|
22,947,000
EUR
|
— |
| Current liabilities |
25,290,000
EUR
|
14,642,000
EUR
|
— |
| Assets less current liabilities [abstract] |