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 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 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 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment | — | — | — |
2,968,304
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
3,041,481
EUR
|
— | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — |
45,688
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
95,997
EUR
|
— | — | — | — | — | — | — | — |
| Investment property | — | — | — |
105,489,748
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
118,390,830
EUR
|
— | — | — | — | — | — | — | — |
| Goodwill | — | — | — |
7,685,794
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
9,141,930
EUR
|
— | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — |
1,872,016
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,729,244
EUR
|
— | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — |
131,301
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
178,306
EUR
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — |
110,417,472
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
85,097,124
EUR
|
— | — | — | — |
68,278,062
EUR
|
— | — | — |
| Assets | — | — | — |
241,139,267
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
228,930,861
EUR
|
— | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — | — |
30,543,933
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
30,543,933
EUR
|
— | — | — | — | — | — | — | — |
| Retained earnings | — | — | — |
167,015,099
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
141,364,138
EUR
|
— | — | — | — | — | — | — | — |
| Treasury shares | — | — | — |
43,569,317
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
43,179,158
EUR
|
— | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — |
173,981,994
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
149,634,872
EUR
|
— | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — |
14,598
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
14,598
EUR
|
— | — | — | — | — | — | — | — |
| Equity |
43,569,317
EUR
|
167,015,099
EUR
|
25,495,008
EUR
|
173,996,592
EUR
|
173,981,994
EUR
|
14,598
EUR
|
5,502,729
EUR
|
30,543,933
EUR
|
141,364,138
EUR
|
14,598
EUR
|
25,495,008
EUR
|
149,634,872
EUR
|
30,543,933
EUR
|
43,179,158
EUR
|
4,589,049
EUR
|
149,649,470
EUR
|
142,415,328
EUR
|
14,350
EUR
|
2,024,686
EUR
|
25,495,008
EUR
|
142,429,678
EUR
|
130,152,088
EUR
|
41,751,015
EUR
|
30,543,933
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — |
5,467,059
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
4,583,381
EUR
|
— | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — |
241,139,267
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
228,930,861
EUR
|
— | — | — | — | — | — | — | — |