| r0.c0 | Disclosure of earned premiums for own account/kvk-table_NotesEarnedPremiumsForOwnAccountInsuranceTable-x.1.1.1 | venj-bw2-i:EarnedPremiumsForOwnAccountDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r1.c0 | Disclosure of net premiums/kvk-table_NotesEarnedPremiumsForOwnAccountInsuranceTable-x.1.1.1 | venj-bw2-i:PremiumsNetDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r2.c0 | Disclosure of gross premiums/kvk-table_NotesEarnedPremiumsForOwnAccountInsuranceTable-x.1.1.1 | venj-bw2-i:PremiumsGrossDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r3.c0 | Disclosure of reinsurance premiums ceded/kvk-table_NotesEarnedPremiumsForOwnAccountInsuranceTable-x.1.1.1 | venj-bw2-i:ReinsurancePremiumsCededDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r4.c0 | Disclosure of change in technical provisions for unearned premiums and unexpired risks/kvk-table_NotesEarnedPremiumsForOwnAccountInsuranceTable-x.1.1.1 | venj-bw2-i:ChangeInTechnicalProvisionsForUnearnedPremiumsAndUnexpiredRisksDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r5.c0 | Disclosure of gross change in technical provisions for unearned premiums and unexpired risks/kvk-table_NotesEarnedPremiumsForOwnAccountInsuranceTable-x.1.1.1 | venj-bw2-i:ChangeInTechnicalProvisionsForUnearnedPremiumsAndUnexpiredRisksGrossDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r6.c0 | Disclosure of reinsured part of the change in technical provisions for unearned premiums and unexpired risks/kvk-table_NotesEarnedPremiumsForOwnAccountInsuranceTable-x.1.1.1 | venj-bw2-i:ChangeInTechnicalProvisionsForUnearnedPremiumsAndUnexpiredRisksReinsuredPartDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r7.c0 | Disclosure of change in technical provisions for unearned premiums for own account/kvk-table_NotesEarnedPremiumsForOwnAccountInsuranceTable-x.1.1.1 | venj-bw2-i:ChangeInTechnicalProvisionsForUnearnedPremiumsForOwnAccountDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |