| r0.c0 | Tuition fees sector HBO/Current | ocw-i:IncomeTuitionFeesHBO | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r0.c1 | Tuition fees sector HBO/Previous | ocw-i:IncomeTuitionFeesHBO | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r1.c0 | Tuition fees sector WO/Current | ocw-i:IncomeTuitionFeesWO | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r1.c1 | Tuition fees sector WO/Previous | ocw-i:IncomeTuitionFeesWO | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r2.c0 | Exam fees/Current | ocw-i:IncomeExamFees | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r2.c1 | Exam fees/Previous | ocw-i:IncomeExamFees | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r3.c0 | Tuition and exam fees/Current | ocw-i:IncomeTuitionAndExamFees | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r3.c1 | Tuition and exam fees/Previous | ocw-i:IncomeTuitionAndExamFees | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r4.c0 | Tuition and exam fees, breakdown [title]/Current | ocw-abstr:IncomeTuitionAndExamFeesBreakdownTitle | xbrli:stringItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r4.c1 | Tuition and exam fees, breakdown [title]/Previous | ocw-abstr:IncomeTuitionAndExamFeesBreakdownTitle | xbrli:stringItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r5.c0 | Income from contract courses/Current | ocw-i:IncomeContractCourses | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r5.c1 | Income from contract courses/Previous | ocw-i:IncomeContractCourses | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r6.c0 | Income from contract research for international organisations/Current | ocw-i:IncomeContractResearchInternationalOrganisations | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r6.c1 | Income from contract research for international organisations/Previous | ocw-i:IncomeContractResearchInternationalOrganisations | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r7.c0 | Income from contract research for national governments/Current | ocw-i:IncomeContractResearchNationalGovernments | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r7.c1 | Income from contract research for national governments/Previous | ocw-i:IncomeContractResearchNationalGovernments | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r8.c0 | Income from contract research for NWO/Current | ocw-i:IncomeContractResearchNWO | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r8.c1 | Income from contract research for NWO/Previous | ocw-i:IncomeContractResearchNWO | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r9.c0 | Income from contract research for KNAW/Current | ocw-i:IncomeContractResearchKNAW | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r9.c1 | Income from contract research for KNAW/Previous | ocw-i:IncomeContractResearchKNAW | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r10.c0 | Income from contract research for other non-profit organizations/Current | ocw-i:IncomeContractResearchOtherNonProfitOrganisations | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r10.c1 | Income from contract research for other non-profit organizations/Previous | ocw-i:IncomeContractResearchOtherNonProfitOrganisations | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r11.c0 | Income from contract research for companies/Current | ocw-i:IncomeContractResearchCompanies | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r11.c1 | Income from contract research for companies/Previous | ocw-i:IncomeContractResearchCompanies | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r12.c0 | Income from contract research/Current | ocw-i:IncomeContractResearch | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r12.c1 | Income from contract research/Previous | ocw-i:IncomeContractResearch | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r13.c0 | Contract research, breakdown [title]/Current | ocw-abstr:IncomeContractResearchBreakdownTitle | xbrli:stringItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r13.c1 | Contract research, breakdown [title]/Previous | ocw-abstr:IncomeContractResearchBreakdownTitle | xbrli:stringItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r14.c0 | Income from patient care/Current | ocw-i:IncomePatientCare | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r14.c1 | Income from patient care/Previous | ocw-i:IncomePatientCare | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r15.c0 | Income from licenses/Current | ocw-i:IncomeLicenses | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r15.c1 | Income from licenses/Previous | ocw-i:IncomeLicenses | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r16.c0 | Income from other third party contracts/Current | ocw-i:IncomeThirdPartyContractsOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r16.c1 | Income from other third party contracts/Previous | ocw-i:IncomeThirdPartyContractsOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r17.c0 | Income from third party contracts/Current | ocw-i:IncomeThirdPartyContracts | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r17.c1 | Income from third party contracts/Previous | ocw-i:IncomeThirdPartyContracts | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r18.c0 | Income from third party contracts, breakdown [title]/Current | ocw-abstr:IncomeThirdPartyContractsBreakdownTitle | xbrli:stringItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r18.c1 | Income from third party contracts, breakdown [title]/Previous | ocw-abstr:IncomeThirdPartyContractsBreakdownTitle | xbrli:stringItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r19.c0 | Income from renting facilities/Current | ocw-i:IncomeRentingFacilities | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r19.c1 | Income from renting facilities/Previous | ocw-i:IncomeRentingFacilities | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r20.c0 | Income from secondment of personnel/Current | ocw-i:IncomeSecondmentPersonnel | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r20.c1 | Income from secondment of personnel/Previous | ocw-i:IncomeSecondmentPersonnel | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r21.c0 | Donations/Current | ocw-i:IncomeDonations | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r21.c1 | Donations/Previous | ocw-i:IncomeDonations | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r22.c0 | Sponsoring/Current | ocw-i:IncomeSponsoring | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r22.c1 | Sponsoring/Previous | ocw-i:IncomeSponsoring | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r23.c0 | Participant contributions/Current | ocw-i:IncomeParticipantContributions | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r23.c1 | Participant contributions/Previous | ocw-i:IncomeParticipantContributions | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r24.c0 | Student contributions/Current | ocw-i:IncomeStudentContributions | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r24.c1 | Student contributions/Previous | ocw-i:IncomeStudentContributions | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r25.c0 | Income from sales of teaching material/Current | ocw-i:IncomeSalesTeachingMaterial | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r25.c1 | Income from sales of teaching material/Previous | ocw-i:IncomeSalesTeachingMaterial | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r26.c0 | Income from catering/Current | ocw-i:IncomeCatering | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r26.c1 | Income from catering/Previous | ocw-i:IncomeCatering | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r27.c0 | Other income, other/Current | ocw-i:OtherIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r27.c1 | Other income, other/Previous | ocw-i:OtherIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r28.c0 | Other operating income/Current | venj-bw2-i:OperatingIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r28.c1 | Other operating income/Previous | venj-bw2-i:OperatingIncomeOther | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |
| r29.c0 | Other income, breakdown [title]/Current | ocw-abstr:IncomeOtherBreakdownTitle | xbrli:stringItemType | duration | ocw-dm:ActualsMember | xs:date('2017-01-01')/xs:date('2017-12-31') | venj-bw2-dm:SeparateMember |
| r29.c1 | Other income, breakdown [title]/Previous | ocw-abstr:IncomeOtherBreakdownTitle | xbrli:stringItemType | duration | ocw-dm:ActualsMember | xs:date('2016-01-01')/xs:date('2016-12-31') | venj-bw2-dm:SeparateMember |