| r0.c0 | bzk-table_1PeriodeTypeJaarrekening1DynamischeAsDurationPeriodeZichtbaar_RemunerationOfSupervisorySeniorOfficialsHousingDviTable-y/Function information | bzk-dvi-i-2019:ChairmanOrMember | bzk-codes-2019:chairmanMemberItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c1 | bzk-table_1PeriodeTypeJaarrekening1DynamischeAsDurationPeriodeZichtbaar_RemunerationOfSupervisorySeniorOfficialsHousingDviTable-y/Start of the employment during the financial year | bzk-wnt-i:DurationOfTheEmploymentDuringTheFinancialYearStartDate | xbrli:dateItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c2 | bzk-table_1PeriodeTypeJaarrekening1DynamischeAsDurationPeriodeZichtbaar_RemunerationOfSupervisorySeniorOfficialsHousingDviTable-y/End of the employment during the financial year | bzk-wnt-i:DurationOfTheEmploymentDuringTheFinancialYearEndDate | xbrli:dateItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c3 | bzk-table_1PeriodeTypeJaarrekening1DynamischeAsDurationPeriodeZichtbaar_RemunerationOfSupervisorySeniorOfficialsHousingDviTable-y/Remuneration | bzk-wnt-i:Remuneration | nl-types:nonNegativeMonetaryNoDecimals20ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c4 | bzk-table_1PeriodeTypeJaarrekening1DynamischeAsDurationPeriodeZichtbaar_RemunerationOfSupervisorySeniorOfficialsHousingDviTable-y/Individual applicable remuneration maximum | bzk-wnt-i:IndividualMaximumRemuneration | nl-types:nonNegativeMonetaryNoDecimals20ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c5 | bzk-table_1PeriodeTypeJaarrekening1DynamischeAsDurationPeriodeZichtbaar_RemunerationOfSupervisorySeniorOfficialsHousingDviTable-y/Undue payments and amounts not yet received | bzk-wnt-i:UnduePayments | nl-types:nonNegativeMonetaryNoDecimals20ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c6 | bzk-table_1PeriodeTypeJaarrekening1DynamischeAsDurationPeriodeZichtbaar_RemunerationOfSupervisorySeniorOfficialsHousingDviTable-y/Reasons for exceeding the maximum amount of remuneration | bzk-wnt-i:ReasonsForExceedingMaximumAmountOfRemuneration | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c7 | bzk-table_1PeriodeTypeJaarrekening1DynamischeAsDurationPeriodeZichtbaar_RemunerationOfSupervisorySeniorOfficialsHousingDviTable-y/Description of the claim for undue payment | bzk-wnt-i:ReceivableUnduePaymentsDescription | nl-types:formattedExplanationItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |