| r0.c0 | Disclosure of foundation capital and reserves/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | rj-i:FoundationCapitalAndReservesDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r1.c0 | Disclosure of foundation capital/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | rj-i:FoundationCapitalDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r2.c0 | Disclosure of legal and statutory reserves/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | venj-bw2-i:LegalStatutoryReservesDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r3.c0 | Disclosure of legal reserves/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | venj-bw2-i:LegalReservesDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r4.c0 | Disclosure of statutory reserves/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | venj-bw2-i:StatutoryReservesDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r5.c0 | Disclosure of designated reserves/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | rj-i:DesignatedReservesDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r6.c0 | Disclosure of other reserves/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | venj-bw2-i:ReservesOtherDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r7.c0 | Description of the calculation method of the nominal coverage ratio of equity/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | rj-i:EquityCalculationMethodNominalCoverageRatioDescription | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r8.c0 | Description of the calculation method of other coverage ratios of equity/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | rj-i:EquityCalculationMethodCoverageRatioOtherDescription | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r9.c0 | Description of the extent of compliance with (minimal) required equity/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | rj-i:EquityExtentOfComplianceMinimalRequiredDescription | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r10.c0 | Description of other coverage ratios of equity/kvk-table_NotesFoundationCapitalAndReservesPensionFundsTable-x.1.1.1 | rj-i:EquityCoverageRatioOtherDescription | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |