Statement Of Financial Position [Abstract]
| Concept |
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 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — |
69,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
14,000
EUR
|
— | — | — | — | — | — | — |
| Investment property | — |
4,876,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
5,305,000
EUR
|
— | — | — | — | — | — | — |
| Goodwill | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Intangible assets other than goodwill | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Deferred tax assets | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Other non-current financial assets | — |
11,487,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
16,983,000
EUR
|
— | — | — | — | — | — | — |
| Other non-current non-financial assets | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Non-current assets | — |
16,432,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
22,302,000
EUR
|
— | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Current inventories | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Other current financial assets | — |
92,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
89,000
EUR
|
— | — | — | — | — | — | — |
| Other current non-financial assets | — |
2,554,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
455,000
EUR
|
— | — | — | — | — | — | — |
| Cash and cash equivalents | — |
855,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
137,000
EUR
|
— | — | — | — | — | — | — |
| Current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — |
3,651,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
765,000
EUR
|
— | — | — | — | — | — | — |
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Assets | — |
20,083,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
23,067,000
EUR
|
— | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — |
14,235,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
14,235,000
EUR
|
— | — | — | — | — | — | — |
| Equity attributable to owners of parent | — |
11,713,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
14,419,000
EUR
|
— | — | — | — | — | — | — |
| Non-controlling interests | — |
430,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
453,000
EUR
|
— | — | — | — | — | — | — |
| Equity |
1,775,000
EUR
|
12,142,000
EUR
|
228,000
EUR
|
11,713,000
EUR
|
430,000
EUR
|
518,000
EUR
|
14,235,000
EUR
|
2,380,000
EUR
|
453,000
EUR
|
14,420,000
EUR
|
14,235,000
EUR
|
3,014,000
EUR
|
448,000
EUR
|
14,872,000
EUR
|
15,949,000
EUR
|
708,000
EUR
|
113,000
EUR
|
16,657,000
EUR
|
1,783,000
EUR
|
3,385,000
EUR
|
14,235,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||
| Non-current provisions | — |
219,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
219,000
EUR
|
— | — | — | — | — | — | — |
| Other non-current non-financial liabilities | — |
946,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,326,000
EUR
|
— | — | — | — | — | — | — |
| Non-current liabilities | — |
3,677,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
4,485,000
EUR
|
— | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||
| Current provisions | — |
570,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
476,000
EUR
|
— | — | — | — | — | — | — |
| Trade and other current payables | — |
1,239,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,162,000
EUR
|
— | — | — | — | — | — | — |
| Other current financial liabilities | — |
95,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
101,000
EUR
|
— | — | — | — | — | — | — |
| Current liabilities other than liabilities included in disposal groups classified as held for sale | — |
4,264,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
3,710,000
EUR
|
— | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Liabilities | — |
20,083,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
23,067,000
EUR
|
— | — | — | — | — | — | — |