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 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 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 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||
| Property, plant and equipment |
90,816,000
EUR
|
— | — | — | — | — | — | — | — | — |
93,711,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
48,664,000
EUR
|
— | — | — | — | — | — | — | — | — |
48,322,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
57,000
EUR
|
— | — | — | — | — | — | — | — | — |
57,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
2,292,000
EUR
|
— | — | — | — | — | — | — | — | — |
2,919,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
3,455,000
EUR
|
— | — | — | — | — | — | — | — | — |
3,337,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
2,446,000
EUR
|
— | — | — | — | — |
| Assets |
228,681,000
EUR
|
— | — | — | — | — | — | — | — | — |
231,418,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||
| Issued capital |
67,203,000
EUR
|
— | — | — | — | — | — | — | — | — |
66,617,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
33,060,000
EUR
|
— | — | — | — | — | — | — | — | — |
14,654,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Share premium |
6,707,000
EUR
|
— | — | — | — | — | — | — | — | — |
6,707,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
61,397,000
EUR
|
— | — | — | — | — | — | — | — | — |
77,105,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
394,000
EUR
|
— | — | — | — | — | — | — | — | — |
428,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
61,791,000
EUR
|
33,060,000
EUR
|
15,613,000
EUR
|
394,000
EUR
|
6,707,000
EUR
|
67,203,000
EUR
|
61,397,000
EUR
|
2,893,000
EUR
|
2,041,000
EUR
|
2,041,000
EUR
|
77,533,000
EUR
|
13,565,000
EUR
|
428,000
EUR
|
6,707,000
EUR
|
2,829,000
EUR
|
14,654,000
EUR
|
66,617,000
EUR
|
77,105,000
EUR
|
9,328,000
EUR
|
10,251,000
EUR
|
2,041,000
EUR
|
78,980,000
EUR
|
78,623,000
EUR
|
358,000
EUR
|
6,707,000
EUR
|
3,002,000
EUR
|
65,951,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||
| Deferred tax liabilities |
1,805,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,863,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
166,890,000
EUR
|
— | — | — | — | — | — | — | — | — |
153,885,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
228,681,000
EUR
|
— | — | — | — | — | — | — | — | — |
231,418,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |