| r0.c0 | Policy of intangible assets/Current | jenv-bw2-i:IntangibleAssetsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r1.c0 | Policy of impairment of intangible assets/Current | rj-i:ImpairmentIntangibleAssetsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r2.c0 | Policy of reversal of impairment of intangible assets/Current | rj-i:ImpairmentIntangibleAssetsReversalPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r3.c0 | Policy of costs of goodwill acquired from third party/Current | jenv-bw2-i:GoodwillPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r4.c0 | Policy of property, plant and equipment/Current | jenv-bw2-i:PropertyPlantEquipmentPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r5.c0 | Policy of impairment of property, plant and equipment/Current | rj-i:ImpairmentPropertyPlantEquipmentPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r6.c0 | Policy of reversal of impairment of property, plant and equipment/Current | rj-i:ImpairmentPropertyPlantEquipmentReversalPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r7.c0 | Policy of the realisable value of inventories/Current | rj-i:InventoriesRealisableValuePolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r8.c0 | Policy of processing of repair and maintenance costs/Current | rj-i:ProcessingRepairAndMaintenanceCostsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r9.c0 | Policy of investment properties/Current | rj-i:InvestmentPropertiesPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r10.c0 | Policy of impairment of investment properties/Current | rj-i:ImpairmentInvestmentPropertiesPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r11.c0 | Policy of financial assets/Current | jenv-bw2-i:FinancialAssetsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r12.c0 | Policy of impairment of financial assets/Current | rj-i:ImpairmentFinancialAssetsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r13.c0 | Policy of non-current assets/Current | jenv-bw2-i:AssetsNoncurrentPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r14.c0 | Policy of reversal of impairment of financial assets/Current | rj-i:ImpairmentFinancialAssetsReversalPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r15.c0 | Policy of impairment of non-current assets/Current | rj-i:ImpairmentAssetsNoncurrentPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r16.c0 | Policy of reversal of impairment of non-current assets/Current | rj-i:ImpairmentAssetsNoncurrentReversalPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r17.c0 | Policy of inventories/Current | jenv-bw2-i:InventoriesPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r18.c0 | Policy of construction contracts/Current | rj-i:ConstructionContractsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r19.c0 | Policy of receivables/Current | jenv-bw2-i:ReceivablesPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r20.c0 | Policy of current securities/Current | jenv-bw2-i:SecuritiesCurrentPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r21.c0 | Policy of cash and cash equivalents/Current | jenv-bw2-i:CashAndCashEquivalentsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r22.c0 | Policy of current assets/Current | jenv-bw2-i:AssetsCurrentPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r23.c0 | Policy of group equity/Current | jenv-bw2-i:EquityGroupPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r24.c0 | Policy of share in group equity not accrued to legal entity/Current | jenv-bw2-i:NoncontrollingInterestPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r25.c0 | Policy of equity/Current | jenv-bw2-i:EquityPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r26.c0 | Policy of provisions/Current | jenv-bw2-i:ProvisionsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r27.c0 | Policy of provision for repair costs/Current | rj-i:ProvisionRepairCostsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r28.c0 | Policy of provisions for pension obligations/Current | jenv-bw2-i:ProvisionPensionObligationsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r29.c0 | Description of the actuarial assumptions used for the provision for pension obligations/Current | rj-i:ProvisionPensionObligationsActuarialAssumptionsDescription | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r30.c0 | Description of the valuation methods of the provision for pension obligations/Current | rj-i:ProvisionPensionObligationsValuationMethodsDescription | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r31.c0 | Policy of provision for tax liabilities/Current | jenv-bw2-i:ProvisionTaxLiabilitiesPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r32.c0 | Policy of environmental provision/Current | rj-i:EnvironmentalProvisionPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r33.c0 | Policy of provision for legal proceedings/Current | rj-i:ProvisionLegalProceedingsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r34.c0 | Policy of provision for major maintenance/Current | rj-i:ProvisionMajorMaintenancePolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r35.c0 | Policy of provision for disposal obligations/Current | rj-i:ProvisionDisposalObligationPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r36.c0 | Policy of provision for onerous contracts/Current | rj-i:ProvisionOnerousContractsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r37.c0 | Policy of restructuring provision/Current | rj-i:RestructuringProvisionPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r38.c0 | Policy of provision relating to participating interest/Current | rj-i:ProvisionParticipatingInterestsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r39.c0 | Policy of deferred tax liabilities/Current | rj-i:DeferredTaxLiabilitiesPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r40.c0 | Policy of warranty provision/Current | rj-i:WarrantyProvisionPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r41.c0 | Policy of other provisions/Current | jenv-bw2-i:ProvisionsOtherPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r42.c0 | Policy of non-current liabilities/Current | jenv-bw2-i:LiabilitiesNoncurrentPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r43.c0 | Policy of current liabilities/Current | jenv-bw2-i:LiabilitiesCurrentPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |
| r44.c0 | Policy of repayment obligations of non-current borrowings/Current | jenv-bw2-i:RepaymentObligationsOfNoncurrentBorrowingsPolicy | nl-types:formattedExplanationItemType | duration | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam |