Statement Of Comprehensive Income [Abstract]
| Concept |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||
| Profit (loss) |
395,217,000
EUR
|
399,064,000
EUR
|
— |
3,847,000
EUR
|
— |
395,217,000
EUR
|
— |
371,695,000
EUR
|
371,695,000
EUR
|
378,555,000
EUR
|
6,860,000
EUR
|
— |
| Other comprehensive income [abstract] | ||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | ||||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans |
17,494,000
EUR
|
17,513,000
EUR
|
— |
19,000
EUR
|
— |
17,494,000
EUR
|
— |
47,477,000
EUR
|
47,477,000
EUR
|
47,506,000
EUR
|
29,000
EUR
|
— |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, before tax | — |
34,743,000
EUR
|
— | — | — | — | — | — | — |
10,013,000
EUR
|
— | — |
| Reclassification adjustments on exchange differences on translation of foreign operations, before tax | — |
576,000
EUR
|
— | — | — | — | — | — | — |
47,000
EUR
|
— | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — |
5,530,000
EUR
|
— | — | — | — | — | — | — |
13,704,000
EUR
|
— | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||
| Income tax relating to cash flow hedges included in other comprehensive income | — |
2,028,000
EUR
|
— | — | — | — | — | — | — |
6,264,000
EUR
|
— | — |
| Other comprehensive income | — |
41,410,000
EUR
|
— | — | — | — | — | — | — |
36,793,000
EUR
|
— | — |
| Comprehensive income |
383,194,000
EUR
|
357,654,000
EUR
|
41,705,000
EUR
|
3,963,000
EUR
|
12,202,000
EUR
|
353,691,000
EUR
|
7,913,000
EUR
|
334,899,000
EUR
|
337,759,000
EUR
|
341,762,000
EUR
|
6,863,000
EUR
|
10,773,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — |
353,691,000
EUR
|
— | — | — | — | — | — | — |
334,899,000
EUR
|
— | — |
| Comprehensive income, attributable to non-controlling interests | — |
3,963,000
EUR
|
— | — | — | — | — | — | — |
6,863,000
EUR
|
— | — |