| Name | bs.eqLiab.equity.capRes.capReduction |
|---|---|
| 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 |
|---|---|---|---|
| Kapitalrücklage, davon Rücklage aus Kapitalherabsetzung (AG) | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| davon Rücklage aus Kapitalherabsetzung (AG) | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| of which reserve from capital decrease (stock corporation) | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Capital reserves, of which reserve from capital decrease (stock corporation) | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Name | AktG | http://www.xbrl.org/2003/role/reference |
| Paragraph | 232 | http://www.xbrl.org/2003/role/reference |
| Name | AktG | http://www.xbrl.org/2003/role/reference |
| Paragraph | 229 | http://www.xbrl.org/2003/role/reference |
| Name | AktG | http://www.xbrl.org/2003/role/reference |
| Paragraph | 240 | http://www.xbrl.org/2003/role/reference |
| legalFormKSt | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| typeOperatingResult | neutral | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| Name | Relation Type | Role | |
|---|---|---|---|
de-gaap-ci:bs.eqLiab.equity.capRes | domain-member | http://www.xbrl.de/taxonomies/de-gaap-ci/role/determinationOfTaxableIncomeSpecialCasesTableBalanceSheetForProfitOrganisationsAndUtilities | |
de-gaap-ci:bs.eqLiab.equity.capRes | domain-member | http://www.xbrl.de/taxonomies/de-gaap-ci/role/determinationOfTaxableIncomeSpecialCasesTableBalanceSheetForProfitOrganisationsAndUtilities | |
de-gaap-ci:bs.eqLiab.equity.capRes | parent-child | http://www.xbrl.de/taxonomies/de-gaap-ci/role/determinationOfTaxableIncomeSpecialCases | |
de-gaap-ci:bs.eqLiab.equity.capRes | parent-child | http://www.xbrl.de/taxonomies/de-gaap-ci/role/balanceSheet |