| Name | bs.eqLiab.liab.securities.upTo1year.nonConvertible |
|---|---|
| Namespace | http://www.xbrl.de/taxonomies/de-gaap-ci-2020-04-01 |
| Prefix | de-gaap-ci |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| davon nicht konvertible Anleihen | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Anleihen, davon mit einer Restlaufzeit bis zu einem Jahr, davon nicht konvertible Anleihen | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| erläuternde Angabe | de | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Bonds, of which due within 1 year, of which non-convertible bonds | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| of which non-convertible bonds | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| legalFormEU | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| legalFormKSt | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| legalFormPG | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| typeOperatingResult | neutral | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |