Statement Of Financial Position [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — |
340,000
EUR
|
429,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — |
3,838,000
EUR
|
3,828,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — |
2,748,000
EUR
|
3,801,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other non-current receivables | — | — | — | — | — | — |
2,050,000
EUR
|
1,591,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets | — | — | — | — | — | — |
1,000,000
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — |
11,628,000
EUR
|
12,373,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Trade and other current receivables | — | — | — | — | — | — |
4,858,000
EUR
|
3,565,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax assets, current | — | — | — | — | — | — |
508,000
EUR
|
244,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial assets | — | — | — | — | — | — |
556,000
EUR
|
499,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current non-financial assets | — | — | — | — | — | — |
191,000
EUR
|
594,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
23,594,000
EUR
|
30,406,000
EUR
|
— | — | — | — | — | — |
33,457,000
EUR
|
— | — | — | — | — | — |
| Current assets | — | — | — | — | — | — |
29,707,000
EUR
|
35,308,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
41,335,000
EUR
|
47,681,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
140,000
EUR
|
140,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — |
121,513,000
EUR
|
121,513,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — | — | — |
476,000
EUR
|
476,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
86,471,000
EUR
|
121,513,000
EUR
|
140,000
EUR
|
476,000
EUR
|
945,000
EUR
|
4,460,000
EUR
|
32,143,000
EUR
|
39,069,000
EUR
|
80,761,000
EUR
|
476,000
EUR
|
121,513,000
EUR
|
140,000
EUR
|
2,162,000
EUR
|
4,460,000
EUR
|
53,909,000
EUR
|
476,000
EUR
|
121,513,000
EUR
|
1,622,000
EUR
|
65,381,000
EUR
|
140,000
EUR
|
4,460,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||
| Non-current provisions | — | — | — | — | — | — |
173,000
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities | — | — | — | — | — | — |
368,000
EUR
|
344,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — |
2,030,000
EUR
|
1,853,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||
| Current provisions | — | — | — | — | — | — |
408,000
EUR
|
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Trade and other current payables | — | — | — | — | — | — |
3,428,000
EUR
|
3,318,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Other current financial liabilities | — | — | — | — | — | — |
3,000,000
EUR
|
3,200,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — |
7,162,000
EUR
|
6,759,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — |
9,192,000
EUR
|
8,613,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — |
41,335,000
EUR
|
47,681,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |