| Name | RechVersV | http://www.xbrl.org/2003/role/reference |
| Paragraph | Formblatt 2 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | I 1 a | http://www.xbrl.org/2003/role/reference |
| Name | RechVersV | http://www.xbrl.org/2003/role/reference |
| Paragraph | Formblatt 4 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | I 1 a | http://www.xbrl.org/2003/role/reference |
| legalFormSEAG | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| legalFormVVaG | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| legalFormOerV | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| legalFormBNaU | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| typeOperatingResult | neutral | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| kindOfBusinessSUV | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| kindOfBusinessRV | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| kindOfBusinessLUV | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| kindOfBusinessSUK | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| fiscalRequirement | Mussfeld | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| keineBranche | false | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |