Statement Of Comprehensive Income [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|
| Statement of comprehensive income [abstract] | |||
| Profit (loss) |
9 604
EUR
|
8 478
EUR
|
5 406
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 |
797,000
EUR
|
600,000
EUR
|
899,000
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 |
216,000
EUR
|
170,000
EUR
|
285,000
EUR
|
| Other comprehensive income |
19 227
EUR
|
20 901
EUR
|
2 179
EUR
|
| Comprehensive income |
28 831
EUR
|
12 423
EUR
|
7 584
EUR
|
| Comprehensive income attributable to [abstract] | |||
| Comprehensive income, attributable to owners of parent |
28 830
EUR
|
12 425
EUR
|
7 583
EUR
|
| Comprehensive income, attributable to non-controlling interests |
2,000
EUR
|
2,000
EUR
|
1,000
EUR
|