| r0.c0 | kvk-table_NotesConsolidatedGeneralNotesRelatedPartyTransactionsSpecificationTable-y/Extent of the related party transactions not undertaken at market conditions | venj-bw2-i:RelatedPartyTransactionsExtentOfTransactions | nl-types:formattedExplanationItemType | duration | N/A | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember | * |
| r0.c1 | kvk-table_NotesConsolidatedGeneralNotesRelatedPartyTransactionsSpecificationTable-y/Nature of the relationship with the related party, where transactions not undertaken at normal market conditions exist | venj-bw2-i:RelatedPartyTransactionsNatureRelationshipWithRelatedParty | nl-types:formattedExplanationItemType | duration | N/A | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember | * |
| r0.c2 | kvk-table_NotesConsolidatedGeneralNotesRelatedPartyTransactionsSpecificationTable-y/Other information on transaction not undertaken at normal market conditions needed for insight in the financial position of legal entity | venj-bw2-i:RelatedPartyTransactionsOtherInformationAboutTransactions | nl-types:formattedExplanationItemType | duration | N/A | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember | * |
| r0.c3 | kvk-table_NotesConsolidatedGeneralNotesRelatedPartyTransactionsSpecificationTable-y/Presentation order | nl-cd:PresentationOrder | nl-types:nonNegativeDecimalItemType | duration | N/A | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember | * |
| r1.c0 | kvk-table_NotesConsolidatedGeneralNotesRelatedPartyTransactionsSpecificationTable-y.1/Extent of the related party transactions not undertaken at market conditions | venj-bw2-i:RelatedPartyTransactionsExtentOfTransactions | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember | * |
| r1.c1 | kvk-table_NotesConsolidatedGeneralNotesRelatedPartyTransactionsSpecificationTable-y.1/Nature of the relationship with the related party, where transactions not undertaken at normal market conditions exist | venj-bw2-i:RelatedPartyTransactionsNatureRelationshipWithRelatedParty | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember | * |
| r1.c2 | kvk-table_NotesConsolidatedGeneralNotesRelatedPartyTransactionsSpecificationTable-y.1/Other information on transaction not undertaken at normal market conditions needed for insight in the financial position of legal entity | venj-bw2-i:RelatedPartyTransactionsOtherInformationAboutTransactions | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember | * |
| r1.c3 | kvk-table_NotesConsolidatedGeneralNotesRelatedPartyTransactionsSpecificationTable-y.1/Presentation order | nl-cd:PresentationOrder | nl-types:nonNegativeDecimalItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember | * |