http://finregont.com/fro/xbrl/instance.ttl#Xbrl
Class instance:Xbrl

http://www.xbrl.org/2003/instance#xbrl

owl:Class

XBRL instance root element.

Xbrl

owl:Thing

instance:item ref only instance:Item

instance:item ref exactly 1

instance:unit ref only instance:Unit

instance:context ref exactly 1

instance:linkbase ref ref only linkbase:Linkbase ref

instance:unit ref exactly 1

instance:schema ref ref only linkbase:Schema ref

instance:footnote link ref only linkbase:Footnote link

instance:tuple ref only instance:Tuple

instance:id max 1

instance:arcrole ref ref only linkbase:Arcrole ref

instance:schema ref ref min 1

instance:role ref ref only linkbase:Role ref

instance:tuple ref exactly 1

instance:context ref only instance:Context

instance:footnote link ref exactly 1

instance:id only xsd:ID