Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
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 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||
| Profit (loss) | — |
26,500,000
EUR
|
— |
26,700,000
EUR
|
26,500,000
EUR
|
200,000
EUR
|
— | — |
400,000
EUR
|
— | — |
5,100,000
EUR
|
5,500,000
EUR
|
5,100,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||
| Adjustments for decrease (increase) in inventories | — | — |
20,500,000
EUR
|
— | — | — | — |
41,700,000
EUR
|
— | — | — | — | — | — | — |
| Adjustments for decrease (increase) in trade accounts receivable | — | — |
61,700,000
EUR
|
— | — | — | — |
8,000,000
EUR
|
— | — | — | — | — | — | — |
| Adjustments for increase (decrease) in trade accounts payable | — | — |
21,300,000
EUR
|
— | — | — | — |
13,700,000
EUR
|
— | — | — | — | — | — | — |
| Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss | — | — |
1,300,000
EUR
|
— | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Adjustments for unrealised foreign exchange losses (gains) | — | — |
400,000
EUR
|
— | — | — | — |
11,400,000
EUR
|
— | — | — | — | — | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — | — |
72,300,000
EUR
|
— | — | — | — |
600,000
EUR
|
— | — | — | — | — | — | — |
| Other inflows (outflows) of cash, classified as operating activities | — | — |
3,200,000
EUR
|
— | — | — | — |
8,200,000
EUR
|
— | — | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — |
102,400,000
EUR
|
— | — | — | — |
36,100,000
EUR
|
— | — | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — |
40,400,000
EUR
|
— | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — |
189,500,000
EUR
|
— | — | — | — |
300,000
EUR
|
— | — | — | — | — | — | — |
| Interest received, classified as investing activities | — | — |
1,600,000
EUR
|
— | — | — | — |
200,000
EUR
|
— | — | — | — | — | — | — |
| Cash flows from (used in) investing activities | — | — |
202,600,000
EUR
|
— | — | — | — |
43,200,000
EUR
|
— | — | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Payments to acquire or redeem entity's shares | — | — |
23,500,000
EUR
|
— | — | — | — |
0
EUR
|
— | — | — | — | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — |
9,900,000
EUR
|
— | — | — | — |
15,000,000
EUR
|
— | — | — | — | — | — | — |
| Cash flows from (used in) financing activities | — | — |
154,000,000
EUR
|
— | — | — | — |
20,300,000
EUR
|
— | — | — | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — |
3,600,000
EUR
|
— | — | — | — |
18,300,000
EUR
|
— | — | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — |
154,600,000
EUR
|
— | — | — | — |
9,100,000
EUR
|
— | — | — | — | — | — | — |
| Cash and cash equivalents |
212,900,000
EUR
|
— | — | — | — | — |
212,900,000
EUR
|
— | — |
51,300,000
EUR
|
58,300,000
EUR
|
— | — | — |
67,400,000
EUR
|