http://finregont.com/fro/xbrl/dtr/non-numeric.ttl#TextBlockItemType
Class 'non-numeric:Text block item type'

http://www.xbrl.org/dtr/type/non-numeric#textBlockItemType

owl:Class

textBlockItemType specializes xmlNodesItemType. The unescaped content MUST have mixed content containing a simple string, or a fragment of XHTML or a mixture of both.

Text block item type

instance:Non numeric item attrs

non-numeric:Xml nodes item type