| r0.c0 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Salutation | ocw-i:Salutation | ocw-codes:misterMissesItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c1 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Initials | nl-cd:Initials | nl-types:string1000ItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c2 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Surname prefix | ocw-wnt-i:SurnamePrefix | nl-types:string1000ItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c3 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Surname | ocw-wnt-i:Surname | nl-types:string1000ItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c4 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Job roles in the year | ocw-wnt-i:JobRolesInTheYear | nl-types:string1000ItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c5 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Job role engagement start date within the year | ocw-wnt-i:JobRoleEngagementStartDateWithinTheYear | xbrli:gMonthDayItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c6 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Job role engagement end date within the year | ocw-wnt-i:JobRoleEngagementEndDateWithinTheYear | xbrli:gMonthDayItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c7 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Number of calendar months in role this year | ocw-wnt-i:MonthsInJobRoleThisYear | ocw-wnt-types:integerGe1Le12ItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c8 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Job role engagement start date within previous year | ocw-wnt-i:JobRoleEngagementStartDateWithinPreviousYear | xbrli:gMonthDayItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c9 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Job role engagement end date within previous year | ocw-wnt-i:JobRoleEngagementEndDateWithinPreviousYear | xbrli:gMonthDayItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c10 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Number of calendar months in role in previous year | ocw-wnt-i:MonthsInJobRolePreviousYear | ocw-wnt-types:integerGe0Le11ItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c11 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Individually applicable remuneration maximum this year for manager without employment relationship within first 12 months in role | ocw-wnt-i:IndividuallyApplicableRemunerationMaximumThisYearManagerWithoutEmploymentRelationshipWithinFirst12Months | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c12 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Individually applicable remuneration maximum in previous year for manager without employment relationship within first 12 months in role | ocw-wnt-i:IndividuallyApplicableRemunerationMaximumPreviousYearManagerWithoutEmploymentRelationshipWithinFirst12Months | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c13 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Individually applicable remuneration maximum in total of first 12 months in role for manager without employment relationship | ocw-wnt-i:IndividuallyApplicableRemunerationMaximumTotalOfFirst12MonthsInRoleManagerWithoutEmploymentRelationship | nl-types:monetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c14 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Maximum hourly rate this year | ocw-wnt-i:MaximumHourlyRateThisYear | xbrli:monetaryItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c15 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Remunerations hourly rate this year complies with maximum | ocw-wnt-i:RemunerationsPaidHourlyRateThisYearCompliesWithMaximum | xbrli:booleanItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c16 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Remunerations paid hourly rate this year | ocw-wnt-i:RemunerationsPaidHourlyRateThisYear | xbrli:monetaryItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c17 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Maximum hourly rate previous year | ocw-wnt-i:MaximumHourlyRatePreviousYear | xbrli:monetaryItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c18 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Remunerations hourly rate previous year complies with maximum | ocw-wnt-i:RemunerationsPaidHourlyRatePreviousYearCompliesWithMaximum | xbrli:booleanItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c19 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Remunerations paid hourly rate previous year | ocw-wnt-i:RemunerationsPaidHourlyRatePreviousYear | xbrli:monetaryItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c20 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Remunerations paid within the year for manager without employment relationship within first 12 months in role | ocw-wnt-i:RemunerationsManagerWithoutEmploymentRelationshipWithinFirst12MonthsPaidWithinTheYear | nl-types:nonNegativeMonetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c21 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Remunerations paid within previous year for manager without employment relationship within first 12 months in role | ocw-wnt-i:RemunerationsManagerWithoutEmploymentRelationshipWithinFirst12MonthsPaidWithinPreviousYear | nl-types:nonNegativeMonetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c22 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Remunerations paid within period for manager without employment relationship within first 12 months in role | ocw-wnt-i:RemunerationsManagerWithoutEmploymentRelationshipWithinFirst12MonthsPaidWithinPeriod | nl-types:nonNegativeMonetaryNoDecimalsItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c23 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Remunerations undue payment amount for manager without employment relationship within first 12 months in role | ocw-wnt-i:RemunerationsManagerWithoutEmploymentRelationshipWithinFirst12MonthsUnduePaymentAmount | xbrli:monetaryItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c24 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Remunerations total for manager without employment relationship within first 12 months in role | ocw-wnt-i:RemunerationsManagerWithoutEmploymentRelationshipWithinFirst12MonthsRemunerationsTotal | xbrli:monetaryItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c25 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Explanation exceeding remuneration maximum | ocw-wnt-i:ExplanationExceedingRemunerationMaximum | nl-types:string100000ItemType | duration | ocw-dm:ActualsMember | * | N/A | venj-bw2-dm:SeparateMember |
| r0.c26 | ocw-wnt-table_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification-y/Current | | | | N/A | * | xs:date('2017-01-01')/xs:date('2017-12-31') | N/A |