| r0.c0 | Accrued interest receivable and accrued rent/Current | jenv-bw2-i:AccruedInterestReceivableAndAccruedRent | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r0.c1 | Accrued interest receivable and accrued rent/Previous | jenv-bw2-i:AccruedInterestReceivableAndAccruedRent | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |
| r1.c0 | Capitalised acquisition costs regarding life insurance/Current | rj-i:CapitalisedAcquisitionCostsLifeInsurance | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r1.c1 | Capitalised acquisition costs regarding life insurance/Previous | rj-i:CapitalisedAcquisitionCostsLifeInsurance | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |
| r2.c0 | Capitalised acquisition costs regarding indemnity insurance/Current | rj-i:CapitalisedAcquisitionCostsIndemnityInsurance | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r2.c1 | Capitalised acquisition costs regarding indemnity insurance/Previous | rj-i:CapitalisedAcquisitionCostsIndemnityInsurance | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |
| r3.c0 | Deferred acquisition costs/Current | jenv-bw2-i:DeferredAcquisitionCosts | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r3.c1 | Deferred acquisition costs/Previous | jenv-bw2-i:DeferredAcquisitionCosts | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |
| r4.c0 | Other accrued income/Current | jenv-bw2-i:AccruedIncomeOther | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r4.c1 | Other accrued income/Previous | jenv-bw2-i:AccruedIncomeOther | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |
| r5.c0 | Prepayments and accrued income/Current | jenv-bw2-i:AccruedIncome | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam |
| r5.c1 | Prepayments and accrued income/Previous | jenv-bw2-i:AccruedIncome | nl-types:monetaryNoDecimalsItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam |