xbrli:numericItemAttrs 

Group of attributes for non-fractional numeric items

Attribute Group Information

Attributes

QName Type Fixed Default Use Inheritable Annotation
contextRef IDREF required
decimals xbrli:decimalsType optional
id country:ID optional
precision xbrli:precisionType optional
unitRef IDREF required

Used By

Complex Types xbrli:byteItemType, xbrli:decimalItemType, xbrli:doubleItemType, xbrli:floatItemType, xbrli:intItemType, xbrli:integerItemType, xbrli:longItemType, xbrli:monetaryItemType, xbrli:negativeIntegerItemType, xbrli:nonNegativeIntegerItemType, xbrli:nonPositiveIntegerItemType, xbrli:positiveIntegerItemType, xbrli:pureItemType, xbrli:sharesItemType, xbrli:shortItemType, xbrli:unsignedByteItemType, xbrli:unsignedIntItemType, xbrli:unsignedLongItemType, xbrli:unsignedShortItemType

Source 

<attributeGroup name="numericItemAttrs">
  <annotation>
    <documentation>Group of attributes for non-fractional numeric items</documentation>
  </annotation>
  <attributeGroup ref="xbrli:essentialNumericItemAttrs"/>
  <attribute name="precision" type="xbrli:precisionType" use="optional"/>
  <attribute name="decimals" type="xbrli:decimalsType" use="optional"/>
</attributeGroup>