Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 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 |
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 |
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] | |||||||||||||||
| Profit (loss) | — |
400,000
EUR
|
— | — |
5,100,000
EUR
|
5,500,000
EUR
|
5,100,000
EUR
|
118,400,000
EUR
|
— | — |
118,000,000
EUR
|
400,000
EUR
|
— |
118,400,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||
| Adjustments for decrease (increase) in inventories |
41,700,000
EUR
|
— | — | — | — | — | — | — |
14,000,000
EUR
|
— | — | — | — | — | — |
| Adjustments for decrease (increase) in trade accounts receivable |
8,000,000
EUR
|
— | — | — | — | — | — | — |
21,100,000
EUR
|
— | — | — | — | — | — |
| Adjustments for increase (decrease) in trade accounts payable |
13,700,000
EUR
|
— | — | — | — | — | — | — |
7,300,000
EUR
|
— | — | — | — | — | — |
| Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss |
0
EUR
|
— | — | — | — | — | — | — |
82,700,000
EUR
|
— | — | — | — | — | — |
| Adjustments for unrealised foreign exchange losses (gains) |
11,400,000
EUR
|
— | — | — | — | — | — | — |
23,000,000
EUR
|
— | — | — | — | — | — |
| Adjustments for losses (gains) on disposal of non-current assets |
600,000
EUR
|
— | — | — | — | — | — | — |
300,000
EUR
|
— | — | — | — | — | — |
| Other inflows (outflows) of cash, classified as operating activities |
8,200,000
EUR
|
— | — | — | — | — | — | — |
30,700,000
EUR
|
— | — | — | — | — | — |
| Cash flows from (used in) operating activities |
36,100,000
EUR
|
— | — | — | — | — | — | — |
74,100,000
EUR
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities |
300,000
EUR
|
— | — | — | — | — | — | — |
1,800,000
EUR
|
— | — | — | — | — | — |
| Interest received, classified as investing activities |
200,000
EUR
|
— | — | — | — | — | — | — |
200,000
EUR
|
— | — | — | — | — | — |
| Cash flows from (used in) investing activities |
43,200,000
EUR
|
— | — | — | — | — | — | — |
58,600,000
EUR
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Proceeds from issuing shares |
0
EUR
|
— | — | — | — | — | — | — |
89,700,000
EUR
|
— | — | — | — | — | — |
| Payments to acquire or redeem entity's shares |
0
EUR
|
— | — | — | — | — | — | — |
1,300,000
EUR
|
— | — | — | — | — | — |
| Payments of lease liabilities, classified as financing activities |
15,000,000
EUR
|
— | — | — | — | — | — | — |
13,500,000
EUR
|
— | — | — | — | — | — |
| Cash flows from (used in) financing activities |
20,300,000
EUR
|
— | — | — | — | — | — | — |
41,600,000
EUR
|
— | — | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents |
18,300,000
EUR
|
— | — | — | — | — | — | — |
14,900,000
EUR
|
— | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes |
9,100,000
EUR
|
— | — | — | — | — | — | — |
42,200,000
EUR
|
— | — | — | — | — | — |
| Cash and cash equivalents | — | — |
51,300,000
EUR
|
58,300,000
EUR
|
— | — | — | — | — |
67,400,000
EUR
|
— | — |
67,400,000
EUR
|
— |
25,200,000
EUR
|