| r0.c0 | Net revenue/Current | venj-bw2-i:NetRevenue | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r0.c1 | Net revenue/Previous | venj-bw2-i:NetRevenue | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r1.c0 | Other operating income/Current | venj-bw2-i:OperatingIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r1.c1 | Other operating income/Previous | venj-bw2-i:OperatingIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r2.c0 | Other income/Current | venj-bw2-i:IncomeOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r2.c1 | Other income/Previous | venj-bw2-i:IncomeOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r3.c0 | Income/Current | venj-bw2-i:Income | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r3.c1 | Income/Previous | venj-bw2-i:Income | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r4.c0 | Costs of raw materials and consumables/Current | venj-bw2-i:CostsRawMaterialsConsumables | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r4.c1 | Costs of raw materials and consumables/Previous | venj-bw2-i:CostsRawMaterialsConsumables | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r5.c0 | Wages and salaries/Current | venj-bw2-i:WagesSalaries | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r5.c1 | Wages and salaries/Previous | venj-bw2-i:WagesSalaries | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r6.c0 | Depreciation, amortisation and decrease in value of assets/Current | venj-bw2-i:DepreciationAmortisationAndDecreaseInValueAssets | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r6.c1 | Depreciation, amortisation and decrease in value of assets/Previous | venj-bw2-i:DepreciationAmortisationAndDecreaseInValueAssets | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r7.c0 | Other operating expenses/Current | venj-bw2-i:OperatingExpensesOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r7.c1 | Other operating expenses/Previous | venj-bw2-i:OperatingExpensesOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r8.c0 | Other expenses/Current | venj-bw2-i:ExpensesOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r8.c1 | Other expenses/Previous | venj-bw2-i:ExpensesOther | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r9.c0 | Expenses/Current | venj-bw2-i:Expenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r9.c1 | Expenses/Previous | venj-bw2-i:Expenses | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r10.c0 | Result before tax/Current | venj-bw2-i:ResultBeforeTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r10.c1 | Result before tax/Previous | venj-bw2-i:ResultBeforeTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r11.c0 | Income tax expense/Current | venj-bw2-i:IncomeTaxExpense | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r11.c1 | Income tax expense/Previous | venj-bw2-i:IncomeTaxExpense | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r12.c0 | Result after tax/Current | venj-bw2-i:ResultAfterTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodCurrentStartDateParam/$FinancialReportingPeriodCurrentEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |
| r12.c1 | Result after tax/Previous | venj-bw2-i:ResultAfterTax | nl-types:monetaryNoDecimalsItemType | duration | $FinancialReportingPeriodPreviousStartDateParam/$FinancialReportingPeriodPreviousEndDateParam | $BasisOfPreparationParam | venj-bw2-dm:SeparateMember |