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| r1.c0 | Description of the profit sharing, guarantees and options included in insurance contracts and the amount recorded in the technical provisions/kvk-table_NotesConsolidatedInsuranceContractsProfitSharingGuaranteesOptionsInsuranceTable-x.1.1.1 | rj-i:InsuranceContractsProfitSharingGuaranteesOptionsAmountIncludedInTechnicalProvisionsDescription | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |
| r2.c0 | Disclosure of the profit sharing, guarantees and options included in insurance contracts/kvk-table_NotesConsolidatedInsuranceContractsProfitSharingGuaranteesOptionsInsuranceTable-x.1.1.1 | rj-i:InsuranceContractsProfitSharingGuaranteesOptionsDisclosure | nl-types:formattedExplanationItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:ConsolidatedMember |