| r0.c0 | Real estate for sale/Current | bzk-ti-i:RealEstateForSale | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r0.c1 | Real estate for sale/Previous | bzk-ti-i:RealEstateForSale | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |
| r1.c0 | Real estate in development for sale/Current | bzk-ti-i:RealEstateInDevelopmentForSale | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r1.c1 | Real estate in development for sale/Previous | bzk-ti-i:RealEstateInDevelopmentForSale | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |
| r2.c0 | Other inventories/Current | bzk-ti-i:InventoriesOther | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r2.c1 | Other inventories/Previous | bzk-ti-i:InventoriesOther | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |
| r3.c0 | Inventories/Current | jenv-bw2-i:Inventories | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r3.c1 | Inventories/Previous | jenv-bw2-i:Inventories | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |