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 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 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Non-current assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — |
4 000
EUR
|
— | — | — | — | — |
4 701
EUR
|
— | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — |
10 323
EUR
|
— | — | — | — | — |
11 826
EUR
|
— | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — |
84 529
EUR
|
— | — | — | — | — |
84 529
EUR
|
— | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — |
10 775
EUR
|
— | — | — | — | — |
12 533
EUR
|
— | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — |
262,000
EUR
|
— | — | — | — | — |
786,000
EUR
|
— | — | — | — | — | — | — | — |
| Other non-current financial assets | — | — | — | — | — | — |
17 557
EUR
|
— | — | — | — | — |
18 218
EUR
|
— | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — |
127 544
EUR
|
— | — | — | — | — |
132 694
EUR
|
— | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||
| Trade and other current receivables | — | — | — | — | — | — |
44 934
EUR
|
— | — | — | — | — |
44 603
EUR
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
65 810
EUR
|
— | — | — | — | — |
12 958
EUR
|
— | — | — | — | — | — | — | — |
| Current assets | — | — | — | — | — | — |
128 233
EUR
|
— | — | — | — | — |
99 507
EUR
|
— | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — |
255 777
EUR
|
— | — | — | — | — |
232 200
EUR
|
— | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
2 036
EUR
|
— | — | — | — | — |
2 036
EUR
|
— | — | — | — | — | — | — | — |
| Share premium | — | — | — | — | — | — |
26 526
EUR
|
— | — | — | — | — |
26 526
EUR
|
— | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — |
78 932
EUR
|
— | — | — | — | — |
67 869
EUR
|
— | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — |
207,000
EUR
|
— | — | — | — | — |
16,000
EUR
|
— | — | — | — | — | — | — | — |
| Equity |
207,000
EUR
|
36 274
EUR
|
14 097
EUR
|
78 932
EUR
|
2 036
EUR
|
26 526
EUR
|
78 724
EUR
|
67 869
EUR
|
16,000
EUR
|
31 951
EUR
|
7 358
EUR
|
26 526
EUR
|
67 853
EUR
|
2 036
EUR
|
11 335
EUR
|
21 900
EUR
|
26 526
EUR
|
61 796
EUR
|
35,000
EUR
|
61 831
EUR
|
2 036
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||
| Non-current provisions [abstract] | |||||||||||||||||||||
| Non-current provisions | — | — | — | — | — | — |
6 493
EUR
|
— | — | — | — | — |
5 759
EUR
|
— | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — |
64 096
EUR
|
— | — | — | — | — |
69 563
EUR
|
— | — | — | — | — | — | — | — |
| Current liabilities [abstract] | |||||||||||||||||||||
| Current provisions [abstract] | |||||||||||||||||||||
| Other current provisions | — | — | — | — | — | — |
1 646
EUR
|
— | — | — | — | — |
1 315
EUR
|
— | — | — | — | — | — | — | — |
| Current tax liabilities, current | — | — | — | — | — | — |
128,000
EUR
|
— | — | — | — | — |
226,000
EUR
|
— | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — |
112 957
EUR
|
— | — | — | — | — |
94 784
EUR
|
— | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — |
255 777
EUR
|
— | — | — | — | — |
232 200
EUR
|
— | — | — | — | — | — | — | — |