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 |
33,989,000
EUR
|
— | — | — | — | — | — | — | — |
33,794,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
4,294,000
EUR
|
— | — | — | — | — | — | — | — |
5,128,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property |
481,000
EUR
|
— | — | — | — | — | — | — | — |
402,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
33,000
EUR
|
— | — | — | — | — | — | — | — |
74,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
308,000
EUR
|
— | — | — | — | — | — | — | — |
297,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
23,754,000
EUR
|
— | — | — | — | — | — | — | — |
11,740,000
EUR
|
— | — | — | — | — | — | — | — | — |
5,464,000
EUR
|
— | — | — | — |
| Assets |
109,845,000
EUR
|
— | — | — | — | — | — | — | — |
104,791,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital |
13,657,000
EUR
|
— | — | — | — | — | — | — | — |
13,657,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
65,766,000
EUR
|
— | — | — | — | — | — | — | — |
58,664,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
85,538,000
EUR
|
— | — | — | — | — | — | — | — |
78,209,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
3,865,000
EUR
|
— | — | — | — | — | — | — | — |
2,877,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
81,673,000
EUR
|
65,766,000
EUR
|
2,563,000
EUR
|
3,865,000
EUR
|
13,657,000
EUR
|
85,538,000
EUR
|
2,869,000
EUR
|
683,000
EUR
|
683,000
EUR
|
75,332,000
EUR
|
2,449,000
EUR
|
2,877,000
EUR
|
58,664,000
EUR
|
13,657,000
EUR
|
78,209,000
EUR
|
2,756,000
EUR
|
683,000
EUR
|
57,761,000
EUR
|
2,449,000
EUR
|
74,979,000
EUR
|
2,677,000
EUR
|
77,227,000
EUR
|
2,248,000
EUR
|
13,657,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities |
630,000
EUR
|
— | — | — | — | — | — | — | — |
605,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
109,845,000
EUR
|
— | — | — | — | — | — | — | — |
104,791,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |