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 |
9,631,000
EUR
|
— | — | — | — | — | — | — | — |
10,668,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
100,000
EUR
|
— | — | — | — | — | — | — | — |
123,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property |
33,841,000
EUR
|
— | — | — | — | — | — | — | — |
32,565,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
1,079,000
EUR
|
— | — | — | — | — | — | — | — |
609,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
10,047,000
EUR
|
— | — | — | — | — | — | — | — |
8,955,000
EUR
|
— | — | — | — | — | — | — | — | — |
11,888,000
EUR
|
— | — | — | — |
| Assets |
86,371,000
EUR
|
— | — | — | — | — | — | — | — |
88,157,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital |
4,742,000
EUR
|
— | — | — | — | — | — | — | — |
4,742,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
21,764,000
EUR
|
— | — | — | — | — | — | — | — |
18,200,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
3,788,000
EUR
|
— | — | — | — | — | — | — | — |
7,771,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
30,294,000
EUR
|
— | — | — | — | — | — | — | — |
30,713,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
47,000
EUR
|
— | — | — | — | — | — | — | — |
1,373,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
30,247,000
EUR
|
21,764,000
EUR
|
3,071,000
EUR
|
47,000
EUR
|
4,742,000
EUR
|
17,000
EUR
|
30,294,000
EUR
|
734,000
EUR
|
734,000
EUR
|
32,086,000
EUR
|
3,355,000
EUR
|
1,373,000
EUR
|
18,200,000
EUR
|
4,742,000
EUR
|
3,682,000
EUR
|
30,713,000
EUR
|
600,000
EUR
|
2,008,000
EUR
|
17,713,000
EUR
|
30,554,000
EUR
|
29,324,000
EUR
|
1,230,000
EUR
|
4,261,000
EUR
|
4,742,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities |
1,236,000
EUR
|
— | — | — | — | — | — | — | — |
1,088,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
56,124,000
EUR
|
— | — | — | — | — | — | — | — |
56,071,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
86,371,000
EUR
|
— | — | — | — | — | — | — | — |
88,157,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |