venj-bw2-dm:ConsolidatedMember
$BasisOfPreparationParam
kvk-abstr:PeriodStartTitle
urn:kvk:linkrole:notes-consolidated-bonds-other-fixed-income-securities-movement-banks
http://www.xbrl.org/2003/arcrole/parent-child
descendant
kvk-abstr:MovementTitle
urn:kvk:linkrole:notes-consolidated-bonds-other-fixed-income-securities-movement-banks
http://www.xbrl.org/2003/arcrole/parent-child
descendant
kvk-abstr:PeriodEndTitle
urn:kvk:linkrole:notes-consolidated-bonds-other-fixed-income-securities-movement-banks
http://www.xbrl.org/2003/arcrole/parent-child
descendant