Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||
| Cash flows from (used in) operating activities [abstract] | |||||||
| Cash flows from (used in) operations | — |
32,999,000
EUR
|
— |
109,150,000
EUR
|
— |
7,936,000
EUR
|
— |
| Interest paid, classified as operating activities | — |
1,930,000
EUR
|
— |
1,823,000
EUR
|
— |
1,965,000
EUR
|
— |
| Interest received, classified as operating activities | — |
2,773,000
EUR
|
— |
713,000
EUR
|
— |
1,845,000
EUR
|
— |
| Income taxes paid (refund), classified as operating activities | — |
6,042,000
EUR
|
— |
8,386,000
EUR
|
— |
10,398,000
EUR
|
— |
| Cash flows from (used in) operating activities | — |
27,800,000
EUR
|
— |
99,654,000
EUR
|
— |
18,454,000
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
3,763,000
EUR
|
— |
-
EUR
|
— |
-
EUR
|
— |
| Other inflows (outflows) of cash, classified as investing activities | — |
41,634,000
EUR
|
— |
51,969,000
EUR
|
— |
55,530,000
EUR
|
— |
| Cash flows from (used in) investing activities | — |
57,465,000
EUR
|
— |
37,636,000
EUR
|
— |
45,958,000
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||||
| Cash flows from (used in) financing activities | — |
24,727,000
EUR
|
— |
35,500,000
EUR
|
— |
39,634,000
EUR
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
54,392,000
EUR
|
— |
101,790,000
EUR
|
— |
104,045,000
EUR
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
8,736,000
EUR
|
— |
14,379,000
EUR
|
— |
17,588,000
EUR
|
— |
| Cash and cash equivalents |
305,915,000
EUR
|
— |
351,571,000
EUR
|
— |
235,402,000
EUR
|
— |
357,035,000
EUR
|