Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
999,000
EUR
|
1,567,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
89,000
EUR
|
233,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments [abstract] | |||
| Current prepayments |
205,000
EUR
|
147,000
EUR
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets at fair value through profit or loss [abstract] | |||
| Non-current financial assets at fair value through profit or loss |
177,989,000
EUR
|
139,740,000
EUR
|
— |
| Categories of current financial assets [abstract] | |||
| Current financial assets at fair value through profit or loss [abstract] | |||
| Current financial assets at fair value through profit or loss |
1,238,000
EUR
|
1,122,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
5,421,000
EUR
|
3,710,000
EUR
|
3,918,000
EUR
|
| Borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
31,000
EUR
|
4,900,000
EUR
|
— |
| Borrowings, by type [abstract] | |||
| Bonds issued |
10,000,000
EUR
|
-
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Current trade payables |
258,000
EUR
|
592,000
EUR
|
— |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current deferred income including current contract liabilities [abstract] | |||
| Current contract liabilities [abstract] | |||
| Current advances received, representing current contract liabilities for performance obligations satisfied at point in time |
3,000
EUR
|
21,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Other non-current liabilities |
178,000
EUR
|
233,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
8,161,000
EUR
|
27,227,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
3,567,000
EUR
|
3,548,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
198,724,000
EUR
|
155,073,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
247,670,000
EUR
|
218,464,000
EUR
|
— |
| Liabilities |
25,452,000
EUR
|
40,434,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
11,516,000
EUR
|
10,377,000
EUR
|
— |
| Current liabilities |
9,114,000
EUR
|
36,619,000
EUR
|
— |
| Assets less current liabilities [abstract] |