Statement Of Financial Position [Abstract]
| Concept |
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 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment |
15,023,000
EUR
|
— | — | — | — | — | — | — | — | — |
15,202,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Trade and other non-current receivables |
—
EUR
|
— | — | — | — | — | — | — | — | — |
814,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current tax assets, non-current |
95,000
EUR
|
— | — | — | — | — | — | — | — | — |
79,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other non-current financial assets |
5,504,000
EUR
|
— | — | — | — | — | — | — | — | — |
8,249,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other non-current non-financial assets |
143,000
EUR
|
— | — | — | — | — | — | — | — | — |
258,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Non-current assets |
159,169,000
EUR
|
— | — | — | — | — | — | — | — | — |
85,962,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Trade and other current receivables |
14,466,000
EUR
|
— | — | — | — | — | — | — | — | — |
18,997,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current tax assets, current |
1,622,000
EUR
|
— | — | — | — | — | — | — | — | — |
79,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other current financial assets |
51,778,000
EUR
|
— | — | — | — | — | — | — | — | — |
101,960,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other current non-financial assets |
5,533,000
EUR
|
— | — | — | — | — | — | — | — | — |
5,341,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
112,050,000
EUR
|
— | — | — | — | — | — | — | — | — |
152,944,000
EUR
|
— | — | — | — | — | — | — | — |
36,237,000
EUR
|
— |
| Current assets |
185,448,000
EUR
|
— | — | — | — | — | — | — | — | — |
279,321,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Assets |
344,618,000
EUR
|
— | — | — | — | — | — | — | — | — |
365,284,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital |
2,441,000
EUR
|
— | — | — | — | — | — | — | — | — |
2,441,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Retained earnings |
343,174,000
EUR
|
— | — | — | — | — | — | — | — | — |
289,680,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity |
263,697,000
EUR
|
85,638,000
EUR
|
343,175,000
EUR
|
80,615,000
EUR
|
2,441,000
EUR
|
240,000
EUR
|
599,646,000
EUR
|
102,692,000
EUR
|
611,656,000
EUR
|
289,681,000
EUR
|
290,451,000
EUR
|
68,745,000
EUR
|
18,000
EUR
|
2,441,000
EUR
|
112,656,000
EUR
|
93,000
EUR
|
—
EUR
|
—
EUR
|
22,148,000
EUR
|
22,865,000
EUR
|
113,280,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||
| Non-current provisions |
518,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,182,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
7,930,000
EUR
|
— | — | — | — | — | — | — | — | — |
3,874,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, non-current |
13,000
EUR
|
— | — | — | — | — | — | — | — | — |
—
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other non-current financial liabilities |
15,517,000
EUR
|
— | — | — | — | — | — | — | — | — |
23,192,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other non-current non-financial liabilities |
404,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,117,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
30,014,000
EUR
|
— | — | — | — | — | — | — | — | — |
38,736,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||
| Current provisions |
1,645,000
EUR
|
— | — | — | — | — | — | — | — | — |
108,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Trade and other current payables |
12,544,000
EUR
|
— | — | — | — | — | — | — | — | — |
15,395,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current |
3,993,000
EUR
|
— | — | — | — | — | — | — | — | — |
168,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other current financial liabilities |
10,057,000
EUR
|
— | — | — | — | — | — | — | — | — |
8,885,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Other current non-financial liabilities |
19,824,000
EUR
|
— | — | — | — | — | — | — | — | — |
8,534,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Current liabilities |
50,907,000
EUR
|
— | — | — | — | — | — | — | — | — |
36,097,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Liabilities |
80,921,000
EUR
|
— | — | — | — | — | — | — | — | — |
74,833,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
344,618,000
EUR
|
— | — | — | — | — | — | — | — | — |
365,284,000
EUR
|
— | — | — | — | — | — | — | — | — | — |