| r0.c0 | Number of non-independent units living space/Forecast reporting year | bzk-ww-i:NumberOfNonIndependentUnitsLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r0.c1 | Number of non-independent units living space/First forecast year | bzk-ww-i:NumberOfNonIndependentUnitsLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r0.c2 | Number of non-independent units living space/Second forecast year | bzk-ww-i:NumberOfNonIndependentUnitsLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r0.c3 | Number of non-independent units living space/Third forecast year | bzk-ww-i:NumberOfNonIndependentUnitsLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r0.c4 | Number of non-independent units living space/Fourth forecast year | bzk-ww-i:NumberOfNonIndependentUnitsLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r0.c5 | Number of non-independent units living space/Fifth forecast year | bzk-ww-i:NumberOfNonIndependentUnitsLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r1.c0 | Number of independent units living space cheap/Forecast reporting year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceCheap | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r1.c1 | Number of independent units living space cheap/First forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceCheap | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r1.c2 | Number of independent units living space cheap/Second forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceCheap | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r1.c3 | Number of independent units living space cheap/Third forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceCheap | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r1.c4 | Number of independent units living space cheap/Fourth forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceCheap | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r1.c5 | Number of independent units living space cheap/Fifth forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceCheap | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r2.c0 | Number of independent units living space affortable/Forecast reporting year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceAffordable | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r2.c1 | Number of independent units living space affortable/First forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceAffordable | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r2.c2 | Number of independent units living space affortable/Second forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceAffordable | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r2.c3 | Number of independent units living space affortable/Third forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceAffordable | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r2.c4 | Number of independent units living space affortable/Fourth forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceAffordable | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r2.c5 | Number of independent units living space affortable/Fifth forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceAffordable | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r3.c0 | Number of independent units living space facilities expensive until rent allowance limit/Forecast reporting year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveUntilRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r3.c1 | Number of independent units living space facilities expensive until rent allowance limit/First forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveUntilRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r3.c2 | Number of independent units living space facilities expensive until rent allowance limit/Second forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveUntilRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r3.c3 | Number of independent units living space facilities expensive until rent allowance limit/Third forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveUntilRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r3.c4 | Number of independent units living space facilities expensive until rent allowance limit/Fourth forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveUntilRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r3.c5 | Number of independent units living space facilities expensive until rent allowance limit/Fifth forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveUntilRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r4.c0 | Number of independent units living space facilities expensive from rent allowance limit/Forecast reporting year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveFromRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r4.c1 | Number of independent units living space facilities expensive from rent allowance limit/First forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveFromRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r4.c2 | Number of independent units living space facilities expensive from rent allowance limit/Second forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveFromRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r4.c3 | Number of independent units living space facilities expensive from rent allowance limit/Third forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveFromRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r4.c4 | Number of independent units living space facilities expensive from rent allowance limit/Fourth forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveFromRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r4.c5 | Number of independent units living space facilities expensive from rent allowance limit/Fifth forecast year | bzk-ww-i:NumberOfIndependentUnitsLivingSpaceExpensiveFromRentAllowanceLimit | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r5.c0 | Number of independent units living space/Forecast reporting year | bzk-dpi-i:NumberOfIndependentUnitsLivingSpaceOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r5.c1 | Number of independent units living space/First forecast year | bzk-dpi-i:NumberOfIndependentUnitsLivingSpaceOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r5.c2 | Number of independent units living space/Second forecast year | bzk-dpi-i:NumberOfIndependentUnitsLivingSpaceOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r5.c3 | Number of independent units living space/Third forecast year | bzk-dpi-i:NumberOfIndependentUnitsLivingSpaceOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r5.c4 | Number of independent units living space/Fourth forecast year | bzk-dpi-i:NumberOfIndependentUnitsLivingSpaceOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r5.c5 | Number of independent units living space/Fifth forecast year | bzk-dpi-i:NumberOfIndependentUnitsLivingSpaceOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r6.c0 | Number of units commercial real estate/Forecast reporting year | bzk-ww-i:NumberOfUnitsCommercialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r6.c1 | Number of units commercial real estate/First forecast year | bzk-ww-i:NumberOfUnitsCommercialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r6.c2 | Number of units commercial real estate/Second forecast year | bzk-ww-i:NumberOfUnitsCommercialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r6.c3 | Number of units commercial real estate/Third forecast year | bzk-ww-i:NumberOfUnitsCommercialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r6.c4 | Number of units commercial real estate/Fourth forecast year | bzk-ww-i:NumberOfUnitsCommercialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r6.c5 | Number of units commercial real estate/Fifth forecast year | bzk-ww-i:NumberOfUnitsCommercialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r7.c0 | Number of units social real estate/Forecast reporting year | bzk-ww-i:NumberOfUnitsSocialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r7.c1 | Number of units social real estate/First forecast year | bzk-ww-i:NumberOfUnitsSocialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r7.c2 | Number of units social real estate/Second forecast year | bzk-ww-i:NumberOfUnitsSocialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r7.c3 | Number of units social real estate/Third forecast year | bzk-ww-i:NumberOfUnitsSocialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r7.c4 | Number of units social real estate/Fourth forecast year | bzk-ww-i:NumberOfUnitsSocialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r7.c5 | Number of units social real estate/Fifth forecast year | bzk-ww-i:NumberOfUnitsSocialRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r8.c0 | Number of units intramural healthcare real estate/Forecast reporting year | bzk-ww-i:NumberOfUnitsIntramuralHealthcareRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r8.c1 | Number of units intramural healthcare real estate/First forecast year | bzk-ww-i:NumberOfUnitsIntramuralHealthcareRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r8.c2 | Number of units intramural healthcare real estate/Second forecast year | bzk-ww-i:NumberOfUnitsIntramuralHealthcareRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r8.c3 | Number of units intramural healthcare real estate/Third forecast year | bzk-ww-i:NumberOfUnitsIntramuralHealthcareRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r8.c4 | Number of units intramural healthcare real estate/Fourth forecast year | bzk-ww-i:NumberOfUnitsIntramuralHealthcareRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r8.c5 | Number of units intramural healthcare real estate/Fifth forecast year | bzk-ww-i:NumberOfUnitsIntramuralHealthcareRealEstate | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r9.c0 | Number of units parking facilities/Forecast reporting year | bzk-ww-i:NumberOfUnitsParkingFacilities | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r9.c1 | Number of units parking facilities/First forecast year | bzk-ww-i:NumberOfUnitsParkingFacilities | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r9.c2 | Number of units parking facilities/Second forecast year | bzk-ww-i:NumberOfUnitsParkingFacilities | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r9.c3 | Number of units parking facilities/Third forecast year | bzk-ww-i:NumberOfUnitsParkingFacilities | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r9.c4 | Number of units parking facilities/Fourth forecast year | bzk-ww-i:NumberOfUnitsParkingFacilities | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r9.c5 | Number of units parking facilities/Fifth forecast year | bzk-ww-i:NumberOfUnitsParkingFacilities | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r10.c0 | Number of units other/Forecast reporting year | bzk-ww-i:NumberOfUnitsOther | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r10.c1 | Number of units other/First forecast year | bzk-ww-i:NumberOfUnitsOther | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r10.c2 | Number of units other/Second forecast year | bzk-ww-i:NumberOfUnitsOther | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r10.c3 | Number of units other/Third forecast year | bzk-ww-i:NumberOfUnitsOther | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r10.c4 | Number of units other/Fourth forecast year | bzk-ww-i:NumberOfUnitsOther | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r10.c5 | Number of units other/Fifth forecast year | bzk-ww-i:NumberOfUnitsOther | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r11.c0 | Number of units non living space/Forecast reporting year | bzk-ww-i:NumberOfUnitsNonLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r11.c1 | Number of units non living space/First forecast year | bzk-ww-i:NumberOfUnitsNonLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r11.c2 | Number of units non living space/Second forecast year | bzk-ww-i:NumberOfUnitsNonLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r11.c3 | Number of units non living space/Third forecast year | bzk-ww-i:NumberOfUnitsNonLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r11.c4 | Number of units non living space/Fourth forecast year | bzk-ww-i:NumberOfUnitsNonLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r11.c5 | Number of units non living space/Fifth forecast year | bzk-ww-i:NumberOfUnitsNonLivingSpace | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |
| r12.c0 | Number of units/Forecast reporting year | bzk-dpi-i:NumberOfUnitsOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r12.c1 | Number of units/First forecast year | bzk-dpi-i:NumberOfUnitsOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFirstPeriodEndDateParam |
| r12.c2 | Number of units/Second forecast year | bzk-dpi-i:NumberOfUnitsOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodSecondPeriodEndDateParam |
| r12.c3 | Number of units/Third forecast year | bzk-dpi-i:NumberOfUnitsOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodThirdPeriodEndDateParam |
| r12.c4 | Number of units/Fourth forecast year | bzk-dpi-i:NumberOfUnitsOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFourthPeriodEndDateParam |
| r12.c5 | Number of units/Fifth forecast year | bzk-dpi-i:NumberOfUnitsOverview | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodFifthPeriodEndDateParam |