Statement Of Financial Position [Abstract]
| Concept |
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 2020-12-31 |
As at 2020-01-01 |
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 |
As at 2019-12-31 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — |
108,527
EUR
|
— | — | — | — | — | — |
117,950
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — | — |
41,811
EUR
|
— | — | — | — | — | — |
31,932
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements | — | — | — | — | — | — | — |
40,000
EUR
|
— | — | — | — | — | — |
35,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — |
14,029
EUR
|
— | — | — | — | — | — |
17,619
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — |
54,027
EUR
|
— |
40,325
EUR
|
— | — | — | — |
40,325
EUR
|
— | — | — | — | — | — | — | — | — | — |
27,988
EUR
|
— | — |
| Assets | — | — | — | — | — | — | — |
441,006
EUR
|
— | — | — | — | — | — |
442,225
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — |
9,435
EUR
|
— | — | — | — | — | — |
9,435
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — | — |
100,727
EUR
|
— | — | — | — | — | — |
115,397
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — | — | — |
6,273
EUR
|
— | — | — | — | — | — |
6,353
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
100,727
EUR
|
0
EUR
|
114,404
EUR
|
9,435
EUR
|
6,606
EUR
|
6,273
EUR
|
4,428
EUR
|
114,404
EUR
|
21,548
EUR
|
— |
126,630
EUR
|
8,122
EUR
|
5,414
EUR
|
21,754
EUR
|
126,630
EUR
|
115,397
EUR
|
6,353
EUR
|
68,000
EUR
|
9,435
EUR
|
189,000
EUR
|
21,961
EUR
|
2,692
EUR
|
6,633
EUR
|
9,435
EUR
|
93,678
EUR
|
— |
110,479
EUR
|
5,081
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — |
3,023
EUR
|
— | — | — | — | — | — |
3,502
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — |
441,006
EUR
|
— | — | — | — | — | — |
442,225
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |