Statement Of Cash Flows [Abstract]
| Concept |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Dividends received, classified as operating activities | — |
0
EUR
|
750,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — |
192,858
EUR
|
90,176
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
5,572
EUR
|
1,530
EUR
|
— | — |
| Interest received, classified as investing activities | — |
334,000
EUR
|
957,000
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
16,678
EUR
|
29,384
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — |
3,000
EUR
|
6,000
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
40,706
EUR
|
20,969
EUR
|
— | — |
| Payments of lease liabilities, classified as financing activities | — |
3,097
EUR
|
2,668
EUR
|
— | — |
| Interest paid, classified as financing activities | — |
5,786
EUR
|
8,571
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
161,285
EUR
|
43,433
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
14,896
EUR
|
17,359
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
11,281
EUR
|
2,448
EUR
|
— | — |
| Cash and cash equivalents |
144,972
EUR
|
— | — |
141,356
EUR
|
121,549
EUR
|