| Name | dim_parentDRS22K.accGroupStatement.shares.ownShares.sharesRegular |
|---|---|
| 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 | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Eigene Anteile, Stammaktien | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Stammaktien | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Treasury shares, Ordinary shares | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Ordinary shares | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| legalFormKSt | true | http://www.xbrl.org/2003/role/mandatoryDisclosureRef |
| Name | Relation Type | Role | |
|---|---|---|---|
de-gaap-ci:dim_parentDRS22K.accGroupStatement.shares.ownShares | parent-child | http://www.xbrl.de/taxonomies/de-gaap-ci/role/changesEquityStatement | |
de-gaap-ci:dim_parentDRS22K.accGroupStatement.shares.ownShares | summation-item | http://www.xbrl.de/taxonomies/de-gaap-ci/role/changesEquityStatement | |
de-gaap-ci:dim_parentDRS22K.accGroupStatement.shares.ownShares | domain-member | http://www.xbrl.de/taxonomies/de-gaap-ci/role/changesEquityStatementTableDRS22K |