| Name | FinancialIncomeExpensesMember |
|---|---|
| Namespace | http://www.nltaxonomie.nl/nt12/venj/20170714.a/dictionary/venj-bw2-domains |
| Prefix | venj-bw2-dm |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | sbr:domainMemberItem |
| Balance | None |
| Nillable | False |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Finanzielle Erträge und Aufwendungen [Mitglied] | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Financial income and expenses [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Produits financier et charges financières [membre] | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Financiële baten en lasten [member] | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Finanzielle Erträge und Aufwendungen | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Financial income and expenses | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Produits financier et charges financières | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Financiële baten en lasten | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Article | 377 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Burgerlijk wetboek boek 2 | http://www.xbrl.org/2003/role/reference |
| Paragraph | 3 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | m | http://www.xbrl.org/2003/role/reference |
| Article | 377 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Burgerlijk wetboek boek 2 | http://www.xbrl.org/2003/role/reference |
| Paragraph | 3 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | o | http://www.xbrl.org/2003/role/reference |
| Article | 377 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Burgerlijk wetboek boek 2 | http://www.xbrl.org/2003/role/reference |
| Paragraph | 4 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | k | http://www.xbrl.org/2003/role/reference |
| Article | 377 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2017-01-01 | http://www.xbrl.org/2003/role/reference |
| Name | Burgerlijk wetboek boek 2 | http://www.xbrl.org/2003/role/reference |
| Paragraph | 4 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | i | http://www.xbrl.org/2003/role/reference |