| Name | OtherReportElements.CorporateGouvernance |
|---|---|
| Namespace | http://www.xbrl.de/taxonomies/de-gaap-ci-2020-04-01 |
| Prefix | de-gaap-ci |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Corporate Governance Bericht | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Soweit optional als besonderer Bericht hinterlegt, Einzelne Angaben können auch im Anhang stehen | de | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Corporate Governance | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Corporate governance report | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Corporate governance | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Name | DCGK | http://www.xbrl.org/2003/role/reference |
| Paragraph | 3.10 | http://www.xbrl.org/2003/role/reference |
| Name | AktG | http://www.xbrl.org/2003/role/reference |
| Paragraph | 161 | http://www.xbrl.org/2003/role/reference |
| Name | Relation Type | Role | |
|---|---|---|---|
de-gaap-ci:OtherReportElements.CorporateGouvernance.note | parent-child | http://www.xbrl.de/taxonomies/de-gaap-ci/role/OtherReportElements |
| Name | Relation Type | Role | |
|---|---|---|---|
de-gaap-ci:OtherReportElements | parent-child | http://www.xbrl.de/taxonomies/de-gaap-ci/role/OtherReportElements |