Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||
| Cash flows from (used in) operating activities [abstract] | |||||||
| 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
|