| r0.c0 | Rental receivables (current)/Current | bzk-ww-i:RentalReceivables | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r0.c1 | Rental receivables (current)/Previous | bzk-ww-i:RentalReceivables | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r1.c0 | Government receivables/Current | bzk-ww-i:GovernmentReceivables | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r1.c1 | Government receivables/Previous | bzk-ww-i:GovernmentReceivables | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r2.c0 | Current receivables from group companies/Current | jenv-bw2-i:ReceivablesGroupCompaniesCurrent | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r2.c1 | Current receivables from group companies/Previous | jenv-bw2-i:ReceivablesGroupCompaniesCurrent | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r3.c0 | Current receivables from other legal entities and companies with a participating interest in the legal entity or from participating interests of the legal entity/Current | jenv-bw2-i:ReceivablesShareholdersParticipatingInterestsCurrent | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r3.c1 | Current receivables from other legal entities and companies with a participating interest in the legal entity or from participating interests of the legal entity/Previous | jenv-bw2-i:ReceivablesShareholdersParticipatingInterestsCurrent | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r4.c0 | Current deferred tax assets/Current | rj-i:DeferredTaxAssetsCurrent | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r4.c1 | Current deferred tax assets/Previous | rj-i:DeferredTaxAssetsCurrent | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r5.c0 | Taxes receivable and social security contributions receivable/Current | bzk-ww-i:TaxesSocialSecurityContributionsReceivables | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r5.c1 | Taxes receivable and social security contributions receivable/Previous | bzk-ww-i:TaxesSocialSecurityContributionsReceivables | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r6.c0 | Current other receivables/Current | jenv-bw2-i:ReceivablesOtherCurrent | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r6.c1 | Current other receivables/Previous | jenv-bw2-i:ReceivablesOtherCurrent | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r7.c0 | Prepayments and accrued income/Current | jenv-bw2-i:AccruedIncome | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r7.c1 | Prepayments and accrued income/Previous | jenv-bw2-i:AccruedIncome | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r8.c0 | Receivables/Current | jenv-bw2-i:Receivables | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodCurrentEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |
| r8.c1 | Receivables/Previous | jenv-bw2-i:Receivables | nl-types:monetaryNoDecimals20ItemType | instant | $BasisOfPreparationParam | jenv-bw2-dm:ConsolidatedMember | $FinancialReportingPeriodPreviousEndDateParam | jenv-bw2-dm:ReceivablesMaturityExceedingOneYearMember |