Statement Of Financial Position [Abstract]
| Concept |
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 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 |
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 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment |
2,896,000
EUR
|
— | — | — | — | — | — | — |
3,973,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
26,405,000
EUR
|
— | — | — | — | — | — | — |
27,803,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
158,033,000
EUR
|
— | — | — | — | — | — | — |
157,620,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
11,863,000
EUR
|
— | — | — | — | — | — | — |
10,224,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
732,000
EUR
|
— | — | — | — | — | — | — |
894,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
15,596,000
EUR
|
— | — | — | — | — | — | — |
15,390,000
EUR
|
— | — | — | — | — | — | — | — | — |
19,353,000
EUR
|
— | — | — | — | — |
| Assets |
278,381,000
EUR
|
— | — | — | — | — | — | — |
280,724,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital |
80,000
EUR
|
— | — | — | — | — | — | — |
80,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
25,751,000
EUR
|
— | — | — | — | — | — | — |
23,440,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
119,299,000
EUR
|
— | — | — | — | — | — | — |
116,621,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
183,000
EUR
|
— | — | — | — | — | — | — |
253,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
119,483,000
EUR
|
96,692,000
EUR
|
25,751,000
EUR
|
183,000
EUR
|
80,000
EUR
|
3,519,000
EUR
|
119,299,000
EUR
|
294,000
EUR
|
116,874,000
EUR
|
96,434,000
EUR
|
253,000
EUR
|
23,440,000
EUR
|
80,000
EUR
|
3,681,000
EUR
|
116,621,000
EUR
|
348,000
EUR
|
18,840,000
EUR
|
95,310,000
EUR
|
114,858,000
EUR
|
285,000
EUR
|
114,672,000
EUR
|
186,000
EUR
|
156,000
EUR
|
80,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities |
1,543,000
EUR
|
— | — | — | — | — | — | — |
1,588,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
278,381,000
EUR
|
— | — | — | — | — | — | — |
280,724,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |