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) |
200,000
EUR
|
— |
343,600,000
EUR
|
343,500,000
EUR
|
343,600,000
EUR
|
328,000,000
EUR
|
— |
328,100,000
EUR
|
100,000
EUR
|
328,000,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — |
17,600,000
EUR
|
— | — | — |
1,200,000
EUR
|
— | — | — |
| Adjustments for provisions | — | — | — |
2,600,000
EUR
|
— | — | — |
1,600,000
EUR
|
— | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — | — | — |
1,800,000
EUR
|
— | — | — |
1,600,000
EUR
|
— | — | — |
| Other adjustments to reconcile profit (loss) | — | — | — |
15,600,000
EUR
|
— | — | — |
14,200,000
EUR
|
— | — | — |
| Dividends received, classified as operating activities | — | — | — |
600,000
EUR
|
— | — | — |
700,000
EUR
|
— | — | — |
| Interest paid, classified as operating activities | — | — | — |
17,400,000
EUR
|
— | — | — |
17,800,000
EUR
|
— | — | — |
| Interest received, classified as operating activities | — | — | — |
2,800,000
EUR
|
— | — | — |
2,400,000
EUR
|
— | — | — |
| Income taxes paid (refund), classified as operating activities | — | — | — |
75,700,000
EUR
|
— | — | — |
67,600,000
EUR
|
— | — | — |
| Cash flows from (used in) operating activities | — | — | — |
595,700,000
EUR
|
— | — | — |
600,000,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — | — | — | — | — |
2,000,000
EUR
|
— | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — |
4,500,000
EUR
|
— | — | — |
49,000,000
EUR
|
— | — | — |
| Cash advances and loans made to other parties, classified as investing activities | — | — | — |
500,000
EUR
|
— | — | — | — | — | — | — |
| Cash flows from (used in) investing activities | — | — | — |
274,100,000
EUR
|
— | — | — |
300,000,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — | — | — | — | — | — | — |
100,000
EUR
|
— | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — |
23,100,000
EUR
|
— | — | — |
20,800,000
EUR
|
— | — | — |
| Dividends paid, classified as financing activities | — | — | — |
310,900,000
EUR
|
— | — | — |
295,700,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities | — | — | — |
427,400,000
EUR
|
— | — | — |
132,400,000
EUR
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — |
105,800,000
EUR
|
— | — | — |
167,600,000
EUR
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
200,000
EUR
|
— | — | — |
600,000
EUR
|
— | — | — |
| Cash and cash equivalents | — |
114,100,000
EUR
|
— | — | — | — |
220,100,000
EUR
|
— | — | — |
52,000,000
EUR
|