Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||
| Statement of changes in equity [line items] | |||||||||
| Increase (decrease) through appropriation of retained earnings, equity |
47,520,000
EUR
|
47,520,000
EUR
|
— |
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
114,048,000
EUR
|
114,048,000
EUR
|
| Sale or issue of treasury shares |
12,755,000
EUR
|
— | — |
12,755,000
EUR
|
12,755,000
EUR
|
1,630,000
EUR
|
1,630,000
EUR
|
— |
1,630,000
EUR
|
| Cancellation of treasury shares |
155,000
EUR
|
— |
155,000
EUR
|
0
EUR
|
0
EUR
|
— | — | — | — |