| Name | is.netIncome.regular.operatingTC.grossTradingProfit.materialServices |
|---|---|
| Namespace | http://www.xbrl.de/taxonomies/de-gaap-ci-2021-04-14 |
| Prefix | de-gaap-ci |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Materialaufwand (GKV) | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Inkl. bezogene Leistungen und Handelswaren. | de | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Materialaufwand | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Cost of materials (TC) | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Cost of materials | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Name | HGB | http://www.xbrl.org/2003/role/reference |
| Paragraph | 275 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | 2 | http://www.xbrl.org/2003/role/reference |
| Number | 5 | http://www.xbrl.org/2003/role/reference |
| 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 | GKV | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| fiscalRequirement | Summenmussfeld | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |