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 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||
| Purchase of treasury shares |
-
EUR
|
-
EUR
|
3,230,000
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
3,230,000
EUR
|
3,230,000
EUR
|
-
EUR
|
-
EUR
|
8,816,000
EUR
|
-
EUR
|
-
EUR
|
8,816,000
EUR
|
-
EUR
|
-
EUR
|
8,816,000
EUR
|
-
EUR
|
| Sale or issue of treasury shares |
-
EUR
|
-
EUR
|
2,757,000
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
1,231,000
EUR
|
1,231,000
EUR
|
1,526,000
EUR
|
1,056,000
EUR
|
779,000
EUR
|
-
EUR
|
-
EUR
|
779,000
EUR
|
-
EUR
|
-
EUR
|
1,835,000
EUR
|
-
EUR
|
| Cancellation of treasury shares |
-
EUR
|
-
EUR
|
92,820,000
EUR
|
-
EUR
|
-
EUR
|
65,318,000
EUR
|
-
EUR
|
-
EUR
|
27,502,000
EUR
|
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