| r0.c0 | Disclosure of intangible assets/Current | jenv-bw2-i:IntangibleAssetsDisclosure | nl-types:formattedExplanationItemType | duration | jenv-bw2-dm:SeparateMember | ocw-dm:ActualsMember | xs:date('2018-01-01')/xs:date('2018-12-31') |
| r1.c0 | Disclosure of development costs/Current | jenv-bw2-i:DevelopmentCostsDisclosure | nl-types:formattedExplanationItemType | duration | jenv-bw2-dm:SeparateMember | ocw-dm:ActualsMember | xs:date('2018-01-01')/xs:date('2018-12-31') |
| r2.c0 | Disclosure of costs of acquisition of patents, trademarks and other rights/Current | jenv-bw2-i:PatentsTrademarksOtherRightsDisclosure | nl-types:formattedExplanationItemType | duration | jenv-bw2-dm:SeparateMember | ocw-dm:ActualsMember | xs:date('2018-01-01')/xs:date('2018-12-31') |
| r3.c0 | Disclosure of costs of goodwill acquired from third party/Current | jenv-bw2-i:GoodwillDisclosure | nl-types:formattedExplanationItemType | duration | jenv-bw2-dm:SeparateMember | ocw-dm:ActualsMember | xs:date('2018-01-01')/xs:date('2018-12-31') |
| r4.c0 | Disclosure of prepayments of intangible assets/Current | jenv-bw2-i:PrepaymentsIntangibleAssetsDisclosure | nl-types:formattedExplanationItemType | duration | jenv-bw2-dm:SeparateMember | ocw-dm:ActualsMember | xs:date('2018-01-01')/xs:date('2018-12-31') |
| r5.c0 | Disclosure of other intangible assets/Current | rj-i:IntangibleAssetsOtherDisclosure | nl-types:formattedExplanationItemType | duration | jenv-bw2-dm:SeparateMember | ocw-dm:ActualsMember | xs:date('2018-01-01')/xs:date('2018-12-31') |