| r0.c0 | Real estate for sale/Current | bzk-ww-i:RealEstateForSale | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:DAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r0.c1 | Real estate for sale/Previous | bzk-ww-i:RealEstateForSale | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:DAEBActivitiesMember | $FinancialReportingPeriodPreviousEndDateParam |
| r1.c0 | Other inventories/Current | bzk-ww-i:InventoriesOther | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:DAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r1.c1 | Other inventories/Previous | bzk-ww-i:InventoriesOther | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:DAEBActivitiesMember | $FinancialReportingPeriodPreviousEndDateParam |
| r2.c0 | Inventories/Current | jenv-bw2-i:Inventories | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:DAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r2.c1 | Inventories/Previous | jenv-bw2-i:Inventories | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:DAEBActivitiesMember | $FinancialReportingPeriodPreviousEndDateParam |