Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 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] | |||||||||||
| Profit (loss) |
1,300,000
EUR
|
— |
35,700,000
EUR
|
34,400,000
EUR
|
35,700,000
EUR
|
30,100,000
EUR
|
— |
30,000,000
EUR
|
100,000
EUR
|
30,100,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — |
14,300,000
EUR
|
— | — | — |
200,000
EUR
|
— | — | — |
| Adjustments for decrease (increase) in other operating receivables | — | — | — |
28,200,000
EUR
|
— | — | — |
5,400,000
EUR
|
— | — | — |
| Adjustments for increase (decrease) in other operating payables | — | — | — |
35,800,000
EUR
|
— | — | — |
1,700,000
EUR
|
— | — | — |
| Cash flows from (used in) operations | — | — | — |
67,400,000
EUR
|
— | — | — |
33,200,000
EUR
|
— | — | — |
| Interest received, classified as operating activities | — | — | — |
400,000
EUR
|
— | — | — |
200,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — |
4,300,000
EUR
|
— | — | — |
EUR
|
— | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — |
54,000,000
EUR
|
— | — | — |
10,800,000
EUR
|
— | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — |
500,000
EUR
|
— | — | — |
43,300,000
EUR
|
— | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — | — | — |
500,000
EUR
|
— | — | — |
100,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities | — | — | — |
85,500,000
EUR
|
— | — | — |
2,700,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Proceeds from issuing shares | — | — | — |
18,900,000
EUR
|
— | — | — |
8,400,000
EUR
|
— | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — |
248,200,000
EUR
|
— | — | — |
400,000
EUR
|
— | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — |
153,400,000
EUR
|
— | — | — |
49,500,000
EUR
|
— | — | — |
| Dividends paid, classified as financing activities | — | — | — |
6,400,000
EUR
|
— | — | — |
EUR
|
— | — | — |
| Cash flows from (used in) financing activities | — | — | — |
107,300,000
EUR
|
— | — | — |
40,700,000
EUR
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — |
89,100,000
EUR
|
— | — | — |
4,800,000
EUR
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
1,800,000
EUR
|
— | — | — |
0
EUR
|
— | — | — |
| Cash and cash equivalents | — |
142,300,000
EUR
|
— | — | — | — |
51,400,000
EUR
|
— | — | — |
56,300,000
EUR
|