| Name | RechVersV | http://www.xbrl.org/2003/role/reference |
| Paragraph | Formblatt 3 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | Fn. 4 b | http://www.xbrl.org/2003/role/reference |
| Name | RechPensV | http://www.xbrl.org/2003/role/reference |
| Paragraph | Formblatt 2 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | Fn. 1 a | http://www.xbrl.org/2003/role/reference |
| Name | RechVersV | http://www.xbrl.org/2003/role/reference |
| Paragraph | Formblatt 2 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | Fn. 3 a | http://www.xbrl.org/2003/role/reference |
| legalFormOerV | 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 |
| kindOfBusinessLKV | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| kindOfBusinessPSK | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| kindOfBusinessLUV | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| kindOfBusinessPF | 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 |