| r0.c0 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Name participant of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanNameParticipant | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c1 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Loan or credit facility of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanLoanOrCreditFacility | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c2 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Borrower of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanBorrower | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c3 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Fixed or variable type of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanLoanType | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c4 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Eur interest period of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanEurInterestPeriod | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c5 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Euribor premium percentage of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanEuriborPremiumPercentage | num:percentItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c6 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Interest rate of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanInterestRate | num:percentItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c7 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Redemption form of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanRedemptionForm | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c8 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Contract start date of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanContractStartDate | xbrli:dateItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c9 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/End date contract of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanContractEndDate | xbrli:dateItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c10 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Nominal remaining liability of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanRemainingLiability | nl-types:monetaryNoDecimalsItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c11 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Coupon frequency of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanCouponFrequency | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c12 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Coupon date 1 of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanCouponDate1 | xbrli:dateItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c13 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Coupon date 2 of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanCouponDate2 | xbrli:dateItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c14 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Name financier of loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanNameFinancier | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c15 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Loan not secured by WSW guaranteed by | bzk-ww-i:NonWSWSecuredLoanGuaranteedBy | nl-types:string1000ItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c16 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Disclosure of the loan not secured by WSW | bzk-ww-i:NonWSWSecuredLoanDisclosure | nl-types:formattedExplanationItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r0.c17 | kvk-table_NotesFinancialAssetsNonWswSecuredLoansSpecificationHousingTable-y/Presentation order | nl-cd:PresentationOrder | nl-types:nonNegativeDecimalItemType | duration | * | $BasisOfPreparationParam | jenv-bw2-dm:SeparateMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |