| r0.c0 | ocw-table_NotesLiabilitiesOCWAndEZNoncurrentSpecification-y.1/Non-current liabilities | venj-bw2-i:LiabilitiesNoncurrent | nl-types:monetaryNoDecimalsItemType | instant | ocw-dm:ActualsMember | ocw-dm:LiabilitiesNoncurrentSpecificationComponentMember | * | N/A | ocw-dm:LiabilitiesOCWAndEZNoncurrentMember | venj-bw2-dm:SeparateMember |
| r0.c1 | ocw-table_NotesLiabilitiesOCWAndEZNoncurrentSpecification-y.1/Non-current liabilities | venj-bw2-i:LiabilitiesNoncurrent | nl-types:monetaryNoDecimalsItemType | instant | ocw-dm:ActualsMember | ocw-dm:LiabilitiesNoncurrentSpecificationComponentMember | * | N/A | ocw-dm:LiabilitiesOCWAndEZNoncurrentMember | venj-bw2-dm:SeparateMember |
| r0.c2 | ocw-table_NotesLiabilitiesOCWAndEZNoncurrentSpecification-y.1/Current | | | | N/A | N/A | * | xs:date('2017-12-31') | ocw-dm:LiabilitiesOCWAndEZNoncurrentMember | N/A |
| r0.c3 | ocw-table_NotesLiabilitiesOCWAndEZNoncurrentSpecification-y.1/Previous | | | | N/A | N/A | * | xs:date('2016-12-31') | ocw-dm:LiabilitiesOCWAndEZNoncurrentMember | N/A |
| r1.c0 | ocw-table_NotesLiabilitiesOCWAndEZNoncurrentSpecification-y/Non-current liabilities | venj-bw2-i:LiabilitiesNoncurrent | nl-types:monetaryNoDecimalsItemType | instant | ocw-dm:ActualsMember | ocw-dm:LiabilitiesNoncurrentSpecificationComponentMember | * | N/A | N/A | venj-bw2-dm:SeparateMember |
| r1.c1 | ocw-table_NotesLiabilitiesOCWAndEZNoncurrentSpecification-y/Non-current liabilities | venj-bw2-i:LiabilitiesNoncurrent | nl-types:monetaryNoDecimalsItemType | instant | ocw-dm:ActualsMember | ocw-dm:LiabilitiesNoncurrentSpecificationComponentMember | * | N/A | N/A | venj-bw2-dm:SeparateMember |
| r1.c2 | ocw-table_NotesLiabilitiesOCWAndEZNoncurrentSpecification-y/Current | | | | N/A | N/A | * | xs:date('2017-12-31') | N/A | N/A |
| r1.c3 | ocw-table_NotesLiabilitiesOCWAndEZNoncurrentSpecification-y/Previous | | | | N/A | N/A | * | xs:date('2016-12-31') | N/A | N/A |