| r0.c0 | Rental income/Forecast reporting year | rj-i:RentalIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r0.c1 | Rental income/First forecast year | rj-i:RentalIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r0.c2 | Rental income/Second forecast year | rj-i:RentalIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r0.c3 | Rental income/Third forecast year | rj-i:RentalIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r0.c4 | Rental income/Fourth forecast year | rj-i:RentalIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r0.c5 | Rental income/Fifth forecast year | rj-i:RentalIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r1.c0 | Income from service contracts/Forecast reporting year | bzk-ti-i:IncomeServiceContracts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r1.c1 | Income from service contracts/First forecast year | bzk-ti-i:IncomeServiceContracts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r1.c2 | Income from service contracts/Second forecast year | bzk-ti-i:IncomeServiceContracts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r1.c3 | Income from service contracts/Third forecast year | bzk-ti-i:IncomeServiceContracts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r1.c4 | Income from service contracts/Fourth forecast year | bzk-ti-i:IncomeServiceContracts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r1.c5 | Income from service contracts/Fifth forecast year | bzk-ti-i:IncomeServiceContracts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r2.c0 | Expenses for service contracts/Forecast reporting year | bzk-ti-i:ServiceContractsExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r2.c1 | Expenses for service contracts/First forecast year | bzk-ti-i:ServiceContractsExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r2.c2 | Expenses for service contracts/Second forecast year | bzk-ti-i:ServiceContractsExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r2.c3 | Expenses for service contracts/Third forecast year | bzk-ti-i:ServiceContractsExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r2.c4 | Expenses for service contracts/Fourth forecast year | bzk-ti-i:ServiceContractsExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r2.c5 | Expenses for service contracts/Fifth forecast year | bzk-ti-i:ServiceContractsExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r3.c0 | Government contributions/Forecast reporting year | bzk-ti-i:GovernmentContributions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r3.c1 | Government contributions/First forecast year | bzk-ti-i:GovernmentContributions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r3.c2 | Government contributions/Second forecast year | bzk-ti-i:GovernmentContributions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r3.c3 | Government contributions/Third forecast year | bzk-ti-i:GovernmentContributions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r3.c4 | Government contributions/Fourth forecast year | bzk-ti-i:GovernmentContributions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r3.c5 | Government contributions/Fifth forecast year | bzk-ti-i:GovernmentContributions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r4.c0 | Expenses for rental and management activities/Forecast reporting year | bzk-ti-i:RentalAndManagementActivitiesExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r4.c1 | Expenses for rental and management activities/First forecast year | bzk-ti-i:RentalAndManagementActivitiesExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r4.c2 | Expenses for rental and management activities/Second forecast year | bzk-ti-i:RentalAndManagementActivitiesExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r4.c3 | Expenses for rental and management activities/Third forecast year | bzk-ti-i:RentalAndManagementActivitiesExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r4.c4 | Expenses for rental and management activities/Fourth forecast year | bzk-ti-i:RentalAndManagementActivitiesExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r4.c5 | Expenses for rental and management activities/Fifth forecast year | bzk-ti-i:RentalAndManagementActivitiesExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r5.c0 | Maintenance expenses/Forecast reporting year | bzk-ti-i:MaintenanceExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r5.c1 | Maintenance expenses/First forecast year | bzk-ti-i:MaintenanceExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r5.c2 | Maintenance expenses/Second forecast year | bzk-ti-i:MaintenanceExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r5.c3 | Maintenance expenses/Third forecast year | bzk-ti-i:MaintenanceExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r5.c4 | Maintenance expenses/Fourth forecast year | bzk-ti-i:MaintenanceExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r5.c5 | Maintenance expenses/Fifth forecast year | bzk-ti-i:MaintenanceExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r6.c0 | Other direct operational expenses for exploitation in possession/Forecast reporting year | bzk-ti-i:DirectOperationalExpensesOtherExploitationPossession | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r6.c1 | Other direct operational expenses for exploitation in possession/First forecast year | bzk-ti-i:DirectOperationalExpensesOtherExploitationPossession | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r6.c2 | Other direct operational expenses for exploitation in possession/Second forecast year | bzk-ti-i:DirectOperationalExpensesOtherExploitationPossession | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r6.c3 | Other direct operational expenses for exploitation in possession/Third forecast year | bzk-ti-i:DirectOperationalExpensesOtherExploitationPossession | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r6.c4 | Other direct operational expenses for exploitation in possession/Fourth forecast year | bzk-ti-i:DirectOperationalExpensesOtherExploitationPossession | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r6.c5 | Other direct operational expenses for exploitation in possession/Fifth forecast year | bzk-ti-i:DirectOperationalExpensesOtherExploitationPossession | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r7.c0 | Net result from exploitation of real estate portfolio/Forecast reporting year | bzk-ti-i:NetResultExploitationOfRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r7.c1 | Net result from exploitation of real estate portfolio/First forecast year | bzk-ti-i:NetResultExploitationOfRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r7.c2 | Net result from exploitation of real estate portfolio/Second forecast year | bzk-ti-i:NetResultExploitationOfRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r7.c3 | Net result from exploitation of real estate portfolio/Third forecast year | bzk-ti-i:NetResultExploitationOfRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r7.c4 | Net result from exploitation of real estate portfolio/Fourth forecast year | bzk-ti-i:NetResultExploitationOfRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r7.c5 | Net result from exploitation of real estate portfolio/Fifth forecast year | bzk-ti-i:NetResultExploitationOfRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r8.c0 | Revenue from sold real estate in development/Forecast reporting year | bzk-ti-i:RevenueSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r8.c1 | Revenue from sold real estate in development/First forecast year | bzk-ti-i:RevenueSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r8.c2 | Revenue from sold real estate in development/Second forecast year | bzk-ti-i:RevenueSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r8.c3 | Revenue from sold real estate in development/Third forecast year | bzk-ti-i:RevenueSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r8.c4 | Revenue from sold real estate in development/Fourth forecast year | bzk-ti-i:RevenueSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r8.c5 | Revenue from sold real estate in development/Fifth forecast year | bzk-ti-i:RevenueSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r9.c0 | Payments to sold real estate in development/Forecast reporting year | bzk-ti-i:PaymentsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r9.c1 | Payments to sold real estate in development/First forecast year | bzk-ti-i:PaymentsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r9.c2 | Payments to sold real estate in development/Second forecast year | bzk-ti-i:PaymentsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r9.c3 | Payments to sold real estate in development/Third forecast year | bzk-ti-i:PaymentsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r9.c4 | Payments to sold real estate in development/Fourth forecast year | bzk-ti-i:PaymentsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r9.c5 | Payments to sold real estate in development/Fifth forecast year | bzk-ti-i:PaymentsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r10.c0 | Attributable organisation costs qualified as sold real estate in development/Forecast reporting year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r10.c1 | Attributable organisation costs qualified as sold real estate in development/First forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r10.c2 | Attributable organisation costs qualified as sold real estate in development/Second forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r10.c3 | Attributable organisation costs qualified as sold real estate in development/Third forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r10.c4 | Attributable organisation costs qualified as sold real estate in development/Fourth forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r10.c5 | Attributable organisation costs qualified as sold real estate in development/Fifth forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r11.c0 | Attributable financing costs/Forecast reporting year | bzk-ti-i:AttributableFinancingCosts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r11.c1 | Attributable financing costs/First forecast year | bzk-ti-i:AttributableFinancingCosts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r11.c2 | Attributable financing costs/Second forecast year | bzk-ti-i:AttributableFinancingCosts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r11.c3 | Attributable financing costs/Third forecast year | bzk-ti-i:AttributableFinancingCosts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r11.c4 | Attributable financing costs/Fourth forecast year | bzk-ti-i:AttributableFinancingCosts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r11.c5 | Attributable financing costs/Fifth forecast year | bzk-ti-i:AttributableFinancingCosts | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r12.c0 | Net result from sold real estate in development/Forecast reporting year | bzk-ti-i:NetResultSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r12.c1 | Net result from sold real estate in development/First forecast year | bzk-ti-i:NetResultSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r12.c2 | Net result from sold real estate in development/Second forecast year | bzk-ti-i:NetResultSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r12.c3 | Net result from sold real estate in development/Third forecast year | bzk-ti-i:NetResultSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r12.c4 | Net result from sold real estate in development/Fourth forecast year | bzk-ti-i:NetResultSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r12.c5 | Net result from sold real estate in development/Fifth forecast year | bzk-ti-i:NetResultSoldRealEstateInDevelopment | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r13.c0 | Sales income from real estate portfolio/Forecast reporting year | bzk-ti-i:SalesIncomeRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r13.c1 | Sales income from real estate portfolio/First forecast year | bzk-ti-i:SalesIncomeRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r13.c2 | Sales income from real estate portfolio/Second forecast year | bzk-ti-i:SalesIncomeRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r13.c3 | Sales income from real estate portfolio/Third forecast year | bzk-ti-i:SalesIncomeRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r13.c4 | Sales income from real estate portfolio/Fourth forecast year | bzk-ti-i:SalesIncomeRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r13.c5 | Sales income from real estate portfolio/Fifth forecast year | bzk-ti-i:SalesIncomeRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r14.c0 | Attributable organisation costs qualified as sales real estate portfolio/Forecast reporting year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r14.c1 | Attributable organisation costs qualified as sales real estate portfolio/First forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r14.c2 | Attributable organisation costs qualified as sales real estate portfolio/Second forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r14.c3 | Attributable organisation costs qualified as sales real estate portfolio/Third forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r14.c4 | Attributable organisation costs qualified as sales real estate portfolio/Fourth forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r14.c5 | Attributable organisation costs qualified as sales real estate portfolio/Fifth forecast year | bzk-ti-i:AttributableOrganisationCostsQualifiedAsSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r15.c0 | Book value of real estate portfolio sold/Forecast reporting year | bzk-ti-i:BookValueRealEstatePortfolioSold | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r15.c1 | Book value of real estate portfolio sold/First forecast year | bzk-ti-i:BookValueRealEstatePortfolioSold | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r15.c2 | Book value of real estate portfolio sold/Second forecast year | bzk-ti-i:BookValueRealEstatePortfolioSold | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r15.c3 | Book value of real estate portfolio sold/Third forecast year | bzk-ti-i:BookValueRealEstatePortfolioSold | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r15.c4 | Book value of real estate portfolio sold/Fourth forecast year | bzk-ti-i:BookValueRealEstatePortfolioSold | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r15.c5 | Book value of real estate portfolio sold/Fifth forecast year | bzk-ti-i:BookValueRealEstatePortfolioSold | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r16.c0 | Net realised result from sales of real estate portfolio/Forecast reporting year | bzk-ti-i:NetRealisedResultSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r16.c1 | Net realised result from sales of real estate portfolio/First forecast year | bzk-ti-i:NetRealisedResultSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r16.c2 | Net realised result from sales of real estate portfolio/Second forecast year | bzk-ti-i:NetRealisedResultSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r16.c3 | Net realised result from sales of real estate portfolio/Third forecast year | bzk-ti-i:NetRealisedResultSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r16.c4 | Net realised result from sales of real estate portfolio/Fourth forecast year | bzk-ti-i:NetRealisedResultSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r16.c5 | Net realised result from sales of real estate portfolio/Fifth forecast year | bzk-ti-i:NetRealisedResultSalesRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r17.c0 | Other changes in value of real estate portfolio/Forecast reporting year | bzk-ti-i:ChangesValueOtherRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r17.c1 | Other changes in value of real estate portfolio/First forecast year | bzk-ti-i:ChangesValueOtherRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r17.c2 | Other changes in value of real estate portfolio/Second forecast year | bzk-ti-i:ChangesValueOtherRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r17.c3 | Other changes in value of real estate portfolio/Third forecast year | bzk-ti-i:ChangesValueOtherRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r17.c4 | Other changes in value of real estate portfolio/Fourth forecast year | bzk-ti-i:ChangesValueOtherRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r17.c5 | Other changes in value of real estate portfolio/Fifth forecast year | bzk-ti-i:ChangesValueOtherRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r18.c0 | Non-realised changes in value of real estate portfolio/Forecast reporting year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r18.c1 | Non-realised changes in value of real estate portfolio/First forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r18.c2 | Non-realised changes in value of real estate portfolio/Second forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r18.c3 | Non-realised changes in value of real estate portfolio/Third forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r18.c4 | Non-realised changes in value of real estate portfolio/Fourth forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r18.c5 | Non-realised changes in value of real estate portfolio/Fifth forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r19.c0 | Non-realised changes in value of real estate portfolio sold under conditions/Forecast reporting year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioSoldUnderConditions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r19.c1 | Non-realised changes in value of real estate portfolio sold under conditions/First forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioSoldUnderConditions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r19.c2 | Non-realised changes in value of real estate portfolio sold under conditions/Second forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioSoldUnderConditions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r19.c3 | Non-realised changes in value of real estate portfolio sold under conditions/Third forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioSoldUnderConditions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r19.c4 | Non-realised changes in value of real estate portfolio sold under conditions/Fourth forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioSoldUnderConditions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r19.c5 | Non-realised changes in value of real estate portfolio sold under conditions/Fifth forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioSoldUnderConditions | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r20.c0 | Non-realised changes in value of real estate portfolio for sale/Forecast reporting year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioForSale | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r20.c1 | Non-realised changes in value of real estate portfolio for sale/First forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioForSale | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r20.c2 | Non-realised changes in value of real estate portfolio for sale/Second forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioForSale | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r20.c3 | Non-realised changes in value of real estate portfolio for sale/Third forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioForSale | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r20.c4 | Non-realised changes in value of real estate portfolio for sale/Fourth forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioForSale | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r20.c5 | Non-realised changes in value of real estate portfolio for sale/Fifth forecast year | bzk-ti-i:ChangesValueNotRealisedRealEstatePortfolioForSale | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r21.c0 | Changes in value of real estate portfolio/Forecast reporting year | bzk-ti-i:ChangesValueRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r21.c1 | Changes in value of real estate portfolio/First forecast year | bzk-ti-i:ChangesValueRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r21.c2 | Changes in value of real estate portfolio/Second forecast year | bzk-ti-i:ChangesValueRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r21.c3 | Changes in value of real estate portfolio/Third forecast year | bzk-ti-i:ChangesValueRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r21.c4 | Changes in value of real estate portfolio/Fourth forecast year | bzk-ti-i:ChangesValueRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r21.c5 | Changes in value of real estate portfolio/Fifth forecast year | bzk-ti-i:ChangesValueRealEstatePortfolio | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r22.c0 | Income other activities/Forecast reporting year | bzk-ti-i:IncomeOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r22.c1 | Income other activities/First forecast year | bzk-ti-i:IncomeOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r22.c2 | Income other activities/Second forecast year | bzk-ti-i:IncomeOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r22.c3 | Income other activities/Third forecast year | bzk-ti-i:IncomeOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r22.c4 | Income other activities/Fourth forecast year | bzk-ti-i:IncomeOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r22.c5 | Income other activities/Fifth forecast year | bzk-ti-i:IncomeOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r23.c0 | Costs of other activities/Forecast reporting year | bzk-ti-i:CostsOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r23.c1 | Costs of other activities/First forecast year | bzk-ti-i:CostsOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r23.c2 | Costs of other activities/Second forecast year | bzk-ti-i:CostsOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r23.c3 | Costs of other activities/Third forecast year | bzk-ti-i:CostsOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r23.c4 | Costs of other activities/Fourth forecast year | bzk-ti-i:CostsOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r23.c5 | Costs of other activities/Fifth forecast year | bzk-ti-i:CostsOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r24.c0 | Net result other activities/Forecast reporting year | bzk-ti-i:NetResultOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r24.c1 | Net result other activities/First forecast year | bzk-ti-i:NetResultOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r24.c2 | Net result other activities/Second forecast year | bzk-ti-i:NetResultOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r24.c3 | Net result other activities/Third forecast year | bzk-ti-i:NetResultOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r24.c4 | Net result other activities/Fourth forecast year | bzk-ti-i:NetResultOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r24.c5 | Net result other activities/Fifth forecast year | bzk-ti-i:NetResultOtherActivities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r25.c0 | Other organisation costs/Forecast reporting year | bzk-ti-i:OrganisationCostsOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r25.c1 | Other organisation costs/First forecast year | bzk-ti-i:OrganisationCostsOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r25.c2 | Other organisation costs/Second forecast year | bzk-ti-i:OrganisationCostsOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r25.c3 | Other organisation costs/Third forecast year | bzk-ti-i:OrganisationCostsOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r25.c4 | Other organisation costs/Fourth forecast year | bzk-ti-i:OrganisationCostsOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r25.c5 | Other organisation costs/Fifth forecast year | bzk-ti-i:OrganisationCostsOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r26.c0 | Liveability expenses/Forecast reporting year | bzk-ti-i:LiveabilityExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r26.c1 | Liveability expenses/First forecast year | bzk-ti-i:LiveabilityExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r26.c2 | Liveability expenses/Second forecast year | bzk-ti-i:LiveabilityExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r26.c3 | Liveability expenses/Third forecast year | bzk-ti-i:LiveabilityExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r26.c4 | Liveability expenses/Fourth forecast year | bzk-ti-i:LiveabilityExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r26.c5 | Liveability expenses/Fifth forecast year | bzk-ti-i:LiveabilityExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r27.c0 | Changes in value of financial assets and of securities/Forecast reporting year | venj-bw2-i:ChangesValueFinancialAssetsSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r27.c1 | Changes in value of financial assets and of securities/First forecast year | venj-bw2-i:ChangesValueFinancialAssetsSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r27.c2 | Changes in value of financial assets and of securities/Second forecast year | venj-bw2-i:ChangesValueFinancialAssetsSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r27.c3 | Changes in value of financial assets and of securities/Third forecast year | venj-bw2-i:ChangesValueFinancialAssetsSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r27.c4 | Changes in value of financial assets and of securities/Fourth forecast year | venj-bw2-i:ChangesValueFinancialAssetsSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r27.c5 | Changes in value of financial assets and of securities/Fifth forecast year | venj-bw2-i:ChangesValueFinancialAssetsSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r28.c0 | Income of non-current receivables and of securities/Forecast reporting year | venj-bw2-i:IncomeReceivablesNoncurrentSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r28.c1 | Income of non-current receivables and of securities/First forecast year | venj-bw2-i:IncomeReceivablesNoncurrentSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r28.c2 | Income of non-current receivables and of securities/Second forecast year | venj-bw2-i:IncomeReceivablesNoncurrentSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r28.c3 | Income of non-current receivables and of securities/Third forecast year | venj-bw2-i:IncomeReceivablesNoncurrentSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r28.c4 | Income of non-current receivables and of securities/Fourth forecast year | venj-bw2-i:IncomeReceivablesNoncurrentSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r28.c5 | Income of non-current receivables and of securities/Fifth forecast year | venj-bw2-i:IncomeReceivablesNoncurrentSecurities | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r29.c0 | Interest income and related income/Forecast reporting year | venj-bw2-i:InterestIncomeRelatedIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r29.c1 | Interest income and related income/First forecast year | venj-bw2-i:InterestIncomeRelatedIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r29.c2 | Interest income and related income/Second forecast year | venj-bw2-i:InterestIncomeRelatedIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r29.c3 | Interest income and related income/Third forecast year | venj-bw2-i:InterestIncomeRelatedIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r29.c4 | Interest income and related income/Fourth forecast year | venj-bw2-i:InterestIncomeRelatedIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r29.c5 | Interest income and related income/Fifth forecast year | venj-bw2-i:InterestIncomeRelatedIncome | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r30.c0 | Interest expenses and related expenses/Forecast reporting year | venj-bw2-i:InterestExpensesRelatedExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r30.c1 | Interest expenses and related expenses/First forecast year | venj-bw2-i:InterestExpensesRelatedExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r30.c2 | Interest expenses and related expenses/Second forecast year | venj-bw2-i:InterestExpensesRelatedExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r30.c3 | Interest expenses and related expenses/Third forecast year | venj-bw2-i:InterestExpensesRelatedExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r30.c4 | Interest expenses and related expenses/Fourth forecast year | venj-bw2-i:InterestExpensesRelatedExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r30.c5 | Interest expenses and related expenses/Fifth forecast year | venj-bw2-i:InterestExpensesRelatedExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r31.c0 | Financial income and expenses/Forecast reporting year | rj-i:FinancialIncomeExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r31.c1 | Financial income and expenses/First forecast year | rj-i:FinancialIncomeExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r31.c2 | Financial income and expenses/Second forecast year | rj-i:FinancialIncomeExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r31.c3 | Financial income and expenses/Third forecast year | rj-i:FinancialIncomeExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r31.c4 | Financial income and expenses/Fourth forecast year | rj-i:FinancialIncomeExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r31.c5 | Financial income and expenses/Fifth forecast year | rj-i:FinancialIncomeExpenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r32.c0 | Result before tax/Forecast reporting year | venj-bw2-i:ResultBeforeTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r32.c1 | Result before tax/First forecast year | venj-bw2-i:ResultBeforeTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r32.c2 | Result before tax/Second forecast year | venj-bw2-i:ResultBeforeTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r32.c3 | Result before tax/Third forecast year | venj-bw2-i:ResultBeforeTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r32.c4 | Result before tax/Fourth forecast year | venj-bw2-i:ResultBeforeTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r32.c5 | Result before tax/Fifth forecast year | venj-bw2-i:ResultBeforeTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r33.c0 | Income tax expense/Forecast reporting year | venj-bw2-i:IncomeTaxExpense | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r33.c1 | Income tax expense/First forecast year | venj-bw2-i:IncomeTaxExpense | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r33.c2 | Income tax expense/Second forecast year | venj-bw2-i:IncomeTaxExpense | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r33.c3 | Income tax expense/Third forecast year | venj-bw2-i:IncomeTaxExpense | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r33.c4 | Income tax expense/Fourth forecast year | venj-bw2-i:IncomeTaxExpense | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r33.c5 | Income tax expense/Fifth forecast year | venj-bw2-i:IncomeTaxExpense | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r34.c0 | Share in results of participating interests/Forecast reporting year | venj-bw2-i:ShareInResultsParticipatingInterests | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r34.c1 | Share in results of participating interests/First forecast year | venj-bw2-i:ShareInResultsParticipatingInterests | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r34.c2 | Share in results of participating interests/Second forecast year | venj-bw2-i:ShareInResultsParticipatingInterests | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r34.c3 | Share in results of participating interests/Third forecast year | venj-bw2-i:ShareInResultsParticipatingInterests | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r34.c4 | Share in results of participating interests/Fourth forecast year | venj-bw2-i:ShareInResultsParticipatingInterests | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r34.c5 | Share in results of participating interests/Fifth forecast year | venj-bw2-i:ShareInResultsParticipatingInterests | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r35.c0 | Result after tax/Forecast reporting year | venj-bw2-i:ResultAfterTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r35.c1 | Result after tax/First forecast year | venj-bw2-i:ResultAfterTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFirstPeriodStartDateParam/$FinancialReportingPeriodFirstPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r35.c2 | Result after tax/Second forecast year | venj-bw2-i:ResultAfterTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodSecondPeriodStartDateParam/$FinancialReportingPeriodSecondPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r35.c3 | Result after tax/Third forecast year | venj-bw2-i:ResultAfterTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodThirdPeriodStartDateParam/$FinancialReportingPeriodThirdPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r35.c4 | Result after tax/Fourth forecast year | venj-bw2-i:ResultAfterTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFourthPeriodStartDateParam/$FinancialReportingPeriodFourthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |
| r35.c5 | Result after tax/Fifth forecast year | venj-bw2-i:ResultAfterTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodFifthPeriodStartDateParam/$FinancialReportingPeriodFifthPeriodEndDateParam | $BasisOfPreparationParam | bzk-ti-dm:CompoundNonDAEBActivitiesMember |