| r0.c0 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1.1.1/Number of ultimo reporting year | bzk-ww-i:NumberOfUltimoReportingYear | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r0.c1 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1.1.1/Net rental per month ultimo reporting year | bzk-ww-i:NetRentalPerMonthUltimoReportingYear | bzk-ww-types:monetary2Decimals20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r0.c2 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1.1.1/Market value | bzk-ww-i:MarketValue | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r0.c3 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1.1.1/WOZ-value reporting year | bzk-ww-i:WOZValueReportingYear | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r1.c0 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1.1/Number of ultimo reporting year | bzk-ww-i:NumberOfUltimoReportingYear | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r1.c1 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1.1/Net rental per month ultimo reporting year | bzk-ww-i:NetRentalPerMonthUltimoReportingYear | bzk-ww-types:monetary2Decimals20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r1.c2 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1.1/Market value | bzk-ww-i:MarketValue | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r1.c3 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1.1/WOZ-value reporting year | bzk-ww-i:WOZValueReportingYear | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | $FinancialReportingPeriodCurrentEndDateParam |
| r2.c0 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1/Number of ultimo reporting year | bzk-ww-i:NumberOfUltimoReportingYear | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | N/A |
| r2.c1 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1/Net rental per month ultimo reporting year | bzk-ww-i:NetRentalPerMonthUltimoReportingYear | bzk-ww-types:monetary2Decimals20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | N/A |
| r2.c2 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1/Market value | bzk-ww-i:MarketValue | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | N/A |
| r2.c3 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1.1/WOZ-value reporting year | bzk-ww-i:WOZValueReportingYear | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | bzk-ww-dm:CompoundNonDAEBActivitiesMember | N/A |
| r3.c0 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1/Number of ultimo reporting year | bzk-ww-i:NumberOfUltimoReportingYear | nl-types:nonNegativeInteger20ItemType | instant | $BasisOfPreparationParam | N/A | N/A |
| r3.c1 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1/Net rental per month ultimo reporting year | bzk-ww-i:NetRentalPerMonthUltimoReportingYear | bzk-ww-types:monetary2Decimals20ItemType | instant | $BasisOfPreparationParam | N/A | N/A |
| r3.c2 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1/Market value | bzk-ww-i:MarketValue | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | N/A | N/A |
| r3.c3 | bzk-table_1PeriodeTypeJaarrekening1SegmentatieAsOpYAsInstant_OverviewUnityLevelInExploitationTotalNonDaebCompoundHousingDviTable-y.1/WOZ-value reporting year | bzk-ww-i:WOZValueReportingYear | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | N/A | N/A |