| r0.c0 | Business value/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValue | nl-types:monetaryNoDecimalsItemType | instant | $FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r1.c0 | bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-y.1/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | | | | $FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r2.c0 | Cash flows release to autonomous development/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueAutonomousDevelopmentCashFlowsRelease | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r3.c0 | Push the effect one year forward to autonomous development/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueAutonomousDevelopmentPushTheEffectOneYearForward | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r4.c0 | Movement of autonomous development during the period/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueAutonomousDevelopmentMovement | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r5.c0 | Sales to inventory movement/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueInventoryMovementsSales | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r6.c0 | Demolition to inventory movement/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueInventoryMovementDemolition | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r7.c0 | New buildings to inventory movement/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueInventoryMovementNewBuildings | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r8.c0 | Purchase of inventory movement/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueInventoryMovementPurchase | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r9.c0 | Classification changes to inventory movement/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueInventoryMovementClassificationChanges | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r10.c0 | Other inventory movement of inventory movement/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueInventoryMovementOtherInventoryMovement | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r11.c0 | Movement of inventory during the period/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueInventoryMovement | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r12.c0 | Indexations to parameter changes/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueParameterChangesIndexations | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r13.c0 | Discount rate to parameter changes/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueParameterChangesDiscountRate | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r14.c0 | Economic life to parameter changes/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueParameterChangesEconomicLife | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r15.c0 | Movement of parameter changes during the period/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueParameterChanges | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r16.c0 | Rent to changes exploitation policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicyRent | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r17.c0 | Rent loss to changes exploitation policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicyRentLoss | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r18.c0 | Other receipts to changes exploitation policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicyOtherReceipts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r19.c0 | Maintenance expenses to changes exploitation policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicyMaintenanceExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r20.c0 | Employee expenses to changes exploitation policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicyEmployeeExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r21.c0 | Other operating expenses to changes exploitation policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicyOtherOperatingExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r22.c0 | Ground lease to changes exploitation policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicyGroundLease | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r23.c0 | Lessor levy to changes exploitation policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicyLessorLevy | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r24.c0 | Residual value to changes exploitation policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicyResidualValue | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r25.c0 | Movement of exploitation policy during the period/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesExploitationPolicy | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r26.c0 | Sales to changes divestment investment policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesDivestmentInvestmentPolicy | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r27.c0 | Demolition to changes divestment investment policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesDivestmentInvestmentPolicyDemolition | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r28.c0 | Improvements to changes divestment investment policy/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesDivestmentInvestmentPolicyImprovements | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r29.c0 | Movement of changes divestment and investment policy during the period/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueChangesDivestmentInvestmentPolicySales | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r30.c0 | Movement of business value/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValueMovement | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r31.c0 | bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-y.2/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | | | | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r32.c0 | Business value/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | bzk-aw-wsw-i:BusinessValue | nl-types:monetaryNoDecimalsItemType | instant | $FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r33.c0 | bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-y.3/bzk-table_SpecificationMovementBusinessValueConsolidatedHousingDpiTable-x.1.1.1 | | | | $FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |