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] | |||||||||||||||||||||
| Property, plant and equipment |
28,643,000
EUR
|
— | — | — | — | — | — | — | — | — |
31,148,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
2,213,000
EUR
|
— | — | — | — | — | — | — | — | — |
3,161,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Goodwill |
13,015,000
EUR
|
— | — | — | — | — | — | — | — | — |
12,809,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
2,160,000
EUR
|
— | — | — | — | — | — | — | — | — |
2,813,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners |
1,070,000
EUR
|
— | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
1,807,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,891,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
17,397,000
EUR
|
— | — | — | — | — | — | — | — | — |
15,593,000
EUR
|
— | — | — | — | — | — | — | — | — |
11,974,000
EUR
|
| Assets |
113,058,000
EUR
|
— | — | — | — | — | — | — | — | — |
117,698,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital |
2,141,000
EUR
|
— | — | — | — | — | — | — | — | — |
2,141,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
29,944,000
EUR
|
— | — | — | — | — | — | — | — | — |
30,574,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
441,000
EUR
|
— | — | — | — | — | — | — | — | — |
608,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity |
30,385,000
EUR
|
2,539,000
EUR
|
441,000
EUR
|
20,965,000
EUR
|
2,141,000
EUR
|
3,218,000
EUR
|
1,080,000
EUR
|
21,850,000
EUR
|
129,000
EUR
|
2,539,000
EUR
|
31,182,000
EUR
|
608,000
EUR
|
3,914,000
EUR
|
2,141,000
EUR
|
22,219,000
EUR
|
0
EUR
|
2,539,000
EUR
|
129,000
EUR
|
2,141,000
EUR
|
1,851,000
EUR
|
28,880,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Deferred tax liabilities |
584,000
EUR
|
— | — | — | — | — | — | — | — | — |
545,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale |
6,116,000
EUR
|
— | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
113,058,000
EUR
|
— | — | — | — | — | — | — | — | — |
117,698,000
EUR
|
— | — | — | — | — | — | — | — | — | — |