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 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment |
267,000
EUR
|
— | — | — | — | — | — | — |
359,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Investment property |
42,058,000
EUR
|
— | — | — | — | — | — | — |
36,427,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
8,000
EUR
|
— | — | — | — | — | — | — |
11,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
27,000
EUR
|
— | — | — | — | — | — | — |
36,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
42,560,000
EUR
|
— | — | — | — | — | — | — |
37,230,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Trade and other current receivables |
326,000
EUR
|
— | — | — | — | — | — | — |
142,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
1,275,000
EUR
|
— | — | — | — | — | — | — |
1,282,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,901,000
EUR
|
— | — |
| Current assets |
2,004,000
EUR
|
— | — | — | — | — | — | — |
1,786,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
44,564,000
EUR
|
— | — | — | — | — | — | — |
39,016,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital |
11,689,000
EUR
|
— | — | — | — | — | — | — |
11,689,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
5,919,000
EUR
|
— | — | — | — | — | — | — |
5,945,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Share premium |
2,478,000
EUR
|
— | — | — | — | — | — | — |
2,478,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares |
-
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves |
3,430,000
EUR
|
— | — | — | — | — | — | — |
3,431,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
23,516,000
EUR
|
5,919,000
EUR
|
2,500,000
EUR
|
2,478,000
EUR
|
11,689,000
EUR
|
-
EUR
|
930,000
EUR
|
931,000
EUR
|
23,543,000
EUR
|
2,478,000
EUR
|
2,500,000
EUR
|
5,945,000
EUR
|
-
EUR
|
11,689,000
EUR
|
-
EUR
|
3,640,000
EUR
|
1,592,000
EUR
|
887,000
EUR
|
20,286,000
EUR
|
2,478,000
EUR
|
11,689,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||
| Other non-current provisions |
690,000
EUR
|
— | — | — | — | — | — | — |
919,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current non-financial liabilities |
42,000
EUR
|
— | — | — | — | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
18,830,000
EUR
|
— | — | — | — | — | — | — |
13,586,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||
| Other current provisions |
2,000
EUR
|
— | — | — | — | — | — | — |
13,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current |
13,000
EUR
|
— | — | — | — | — | — | — |
15,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
2,218,000
EUR
|
— | — | — | — | — | — | — |
1,887,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
21,048,000
EUR
|
— | — | — | — | — | — | — |
15,473,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
44,564,000
EUR
|
— | — | — | — | — | — | — |
39,016,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |