| r0.c0 | Policy of intangible assets/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:IntangibleAssetsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r1.c0 | Policy of impairment of intangible assets/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:ImpairmentIntangibleAssetsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r2.c0 | Policy of construction claims/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:ConstructionClaimsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r3.c0 | Policy of goodwill/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:GoodwillPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r4.c0 | Policy of intangible assets other/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:IntangibleAssetsOtherPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r5.c0 | Policy of property, plant and equipment/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PropertyPlantEquipmentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r6.c0 | Policy of impairment of property, plant and equipment/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:ImpairmentPropertyPlantEquipmentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r7.c0 | Policy of social real estate in exploitation/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:SocialRealEstateInExploitationPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r8.c0 | Policy of commercial real estate in exploitation/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:CommercialRealEstateInExploitationPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r9.c0 | Policy of real estate sold subject to terms and conditions/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:RealEstateSoldSubjectTermsConditionsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r10.c0 | Policy of real estate in development for own exploitation qualified as property plant equipment/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:RealEstateInDevelopmentForOwnExploitationQualifiedAsPropertyPlantEquipmentPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r11.c0 | Policy of real estate and movable property used for exploitation/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:RealEstateAndMovablePropertyUsedForExploitationPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r12.c0 | Policy of real estate in exploitation/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:RealEstateInExploitationPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r13.c0 | Policy of housing facilities in exploitation/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:HousingFacilitiesInExploitationPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r14.c0 | Policy of commercial and social real estate in exploitation/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:CommercialAndSocialRealEstateInExploitationPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r15.c0 | Policy of parking facilities in exploitation/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:ParkingFacilitiesInExploitationPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r16.c0 | Policy of intramural real estate in exploitation/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:IntramuralRealEstateInExploitationPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r17.c0 | Policy of other real estate in exploitation/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:RealEstateOtherInExploitationPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r18.c0 | Policy of other property, plant and equipment/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PropertyPlantEquipmentOtherPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r19.c0 | Policy of financial assets/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:FinancialAssetsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r20.c0 | Policy of investments in group companies/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:InvestmentsInParticipatingInterestsInGroupCompaniesPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r21.c0 | Policy of non-current receivables from group companies/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ReceivablesGroupCompaniesNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r22.c0 | Policy of other investments in participating interests/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:InvestmentsInParticipatingInterestsOtherPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r23.c0 | Policy of non-current receivables from shareholders and participating interests/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ReceivablesShareholdersParticipatingInterestsNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r24.c0 | Policy of non-current deferred tax assets/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:DeferredTaxAssetsNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r25.c0 | Policy of loans granted (non current)/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:LoansGrantedPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r26.c0 | Policy of non-current other securities/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:SecuritiesOtherNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r27.c0 | Policy of receivables BWS subsidies (non current)/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:ReceivablesBWSSubsidiesNoncurrentPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r28.c0 | Policy of non-current other receivables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ReceivablesOtherNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r29.c0 | Policy of non-current assets/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:AssetsNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r30.c0 | Policy of impairment of non-current assets/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:ImpairmentAssetsNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r31.c0 | Policy of inventories/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:InventoriesPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r32.c0 | Policy of real estate for sale/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:RealEstateForSalePolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r33.c0 | Policy of real estate in development for sale/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:RealEstateInDevelopmentForSalePolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r34.c0 | Policy of other inventories/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:InventoriesOtherPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r35.c0 | Policy of construction contracts/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:ConstructionContractsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r36.c0 | Policy of receivables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ReceivablesPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r37.c0 | Policy of rental receivables (current)/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:RentalReceivablesPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r38.c0 | Policy of government receivables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:GovernmentReceivablesPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r39.c0 | Policy of current receivables from group companies/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ReceivablesGroupCompaniesCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r40.c0 | Policy of current receivables from shareholders and participating interests/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ReceivablesShareholdersParticipatingInterestsCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r41.c0 | Policy of current deferred tax assets/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:DeferredTaxAssetsCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r42.c0 | Policy of pension receivables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:PensionReceivablesPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r43.c0 | Policy of tax receivables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:TaxReceivablesPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r44.c0 | Policy of current other receivables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ReceivablesOtherCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r45.c0 | Policy of prepayments and accrued income/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:AccruedIncomePolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r46.c0 | Policy of current securities/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:SecuritiesCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r47.c0 | Policy of cash and cash equivalents/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:CashAndCashEquivalentsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r48.c0 | Policy of current assets/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:AssetsCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r49.c0 | Policy of group equity/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:EquityGroupPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r50.c0 | Policy of non-controlling interest/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:NoncontrollingInterestPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r51.c0 | Policy of equity/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:EquityPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r52.c0 | Policy of equalisation account/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:EqualisationAccountPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r53.c0 | Policy of provisions/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ProvisionsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r54.c0 | Policy of provision for unprofitable investments and restructuring/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:ProvisionUnprofitableInvestmentsAndRestructuringPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r55.c0 | Policy of deferred tax liabilities/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:DeferredTaxLiabilitiesPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r56.c0 | Policy of provision for pension obligations/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ProvisionPensionObligationsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r57.c0 | Policy of provision for tax liabilities/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ProvisionTaxLiabilitiesPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r58.c0 | Description of the valuation methods of the provision for pension obligations/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:ProvisionPensionObligationsValuationMethodsDescription | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r59.c0 | Description of the actuarial assumptions used for the provision for pension obligations/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:ProvisionPensionObligationsActuarialAssumptionsDescription | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r60.c0 | Description of the obligations of the provision for pension obligations/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:ProvisionPensionObligationsDescription | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r61.c0 | Policy of warranty provision/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:WarrantyProvisionPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r62.c0 | Policy of restructuring provision/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:RestructuringProvisionPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r63.c0 | Policy of provision relating to participating interest/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:ProvisionParticipatingInterestsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r64.c0 | Policy of other provisions/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:ProvisionsOtherPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r65.c0 | Policy of non-current liabilities/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:LiabilitiesNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r66.c0 | Policy of payables to government (non current)/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:PayablesGovernmentNoncurrentPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r67.c0 | Policy of non-current payables to credit institutions/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PayablesCreditInstitutionsNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r68.c0 | Policy of non-current payables to group companies/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PayablesGroupCompaniesNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r69.c0 | Policy of non-current payables to receivables shareholders and participating interests/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PayablesShareholdersParticipatingInterestsNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r70.c0 | Policy of liabilities from real estate sold subject to terms and conditions/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | rj-i:LiabilitiesFromRealEstateSoldSubjectTermsConditionsPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r71.c0 | Policy of non-current other payables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PayablesOtherNoncurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r72.c0 | Policy of current liabilities/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:LiabilitiesCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r73.c0 | Policy of payables to government (current)/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | bzk-ti-i:PayablesGovernmentCurrentPolicy | xbrli:stringItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r74.c0 | Policy of current payables to credit institutions/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PayablesCreditInstitutionsCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r75.c0 | Policy of current trade payables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:TradePayablesCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r76.c0 | Policy of current payables to group companies/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PayablesGroupCompaniesCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r77.c0 | Policy of current payables to receivables shareholders and participating interests/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PayablesShareholdersParticipatingInterestsCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r78.c0 | Policy of current taxes payable and social security contributions payable/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:TaxesSocialSecurityContributionsPayableCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r79.c0 | Policy of current pension related payables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PensionPayablesCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r80.c0 | Policy of current other payables/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:PayablesOtherCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r81.c0 | Policy of current accruals and deferred income/kvk-table_NotesConsolidatedAccountingPrinciplesAssetsLiabilitiesHousingTable-x.1.1.1 | venj-bw2-i:AccrualsAndDeferredIncomeCurrentPolicy | nl-types:string100000ItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |