| r0.c0 | Rights granted not yet exercised/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | venj-bw2-i:RightsGrantedNotYetExercised | xbrli:nonNegativeIntegerItemType | instant | $FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r1.c0 | kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-y.1/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | | | | $FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r2.c0 | Number of rights granted during the financial year/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | venj-bw2-i:RightsGrantedDuringFinancialYear | xbrli:nonNegativeIntegerItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r3.c0 | Number of granted rights that were exercised during the financial year/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | venj-bw2-i:RightsGrantedExercisedDuringFinancialYear | xbrli:nonNegativeIntegerItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r4.c0 | kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-y.2/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | | | | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r5.c0 | Rights granted not yet exercised/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | venj-bw2-i:RightsGrantedNotYetExercised | xbrli:nonNegativeIntegerItemType | instant | $FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r6.c0 | Exercise price of rights granted/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | venj-bw2-i:RightsGrantedExercisePrice | nl-types:monetary20ItemType | instant | $FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r7.c0 | Maturity of the granted rights not yet exercised (in months)/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | venj-bw2-i:RightsGrantedMaturityOfNotYetExercisedRights | xbrli:nonNegativeIntegerItemType | instant | $FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r8.c0 | Price of underlying shares of rights granted/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | venj-bw2-i:RightsGrantedPriceUnderlyingShares | nl-types:monetary20ItemType | instant | $FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r9.c0 | kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-y.3/kvk-table_NotesRightsGrantedNotYetExercisedMovementMGTable-x.1.1.1 | | | | $FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |