| r0.c0 | Disclosure of unrealised changes in value of investments/kvk-table_NotesInvestmentsUnrealizedValueChangesInvestmentFirmTable-x.1.1.1 | venj-bw2-i:UnrealisedChangesInValueOfInvestmentsDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r1.c0 | Disclosure of unrealised changes in value of investments in group companies/kvk-table_NotesInvestmentsUnrealizedValueChangesInvestmentFirmTable-x.1.1.1 | venj-bw2-i:UnrealisedChangesInValueOfInvestmentsInGroupCompaniesDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r2.c0 | Disclosure of unrealised changes in value of investments in other participating interests/kvk-table_NotesInvestmentsUnrealizedValueChangesInvestmentFirmTable-x.1.1.1 | venj-bw2-i:UnrealisedChangesInValueOfInvestmentsInParticipatingInterestsOtherDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r3.c0 | Disclosure of unrealised changes in value of investments in land and buildings/kvk-table_NotesInvestmentsUnrealizedValueChangesInvestmentFirmTable-x.1.1.1 | venj-bw2-i:UnrealisedChangesInValueOfInvestmentsInLandAndBuildingsDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r4.c0 | Disclosure of unrealised changes in value of investments other investments/kvk-table_NotesInvestmentsUnrealizedValueChangesInvestmentFirmTable-x.1.1.1 | venj-bw2-i:UnrealisedChangesInValueOfInvestmentsInOtherDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |