<?xml version="1.0" encoding="UTF-8"?>
<schema 
  targetNamespace="http://xbrl.org/2014/extensible-enumerations"
  xmlns:enum="http://xbrl.org/2014/extensible-enumerations"
  elementFormDefault="qualified"
  xmlns="http://www.w3.org/2001/XMLSchema" 
  xmlns:xbrli="http://www.xbrl.org/2003/instance">
  <annotation>
    <documentation>
      enumerationItemType specializes QNameItemType. The content of a fact of this type MUST be a QName denoting an xbrl concept
      in the xbrli:item substitution group and which appears in the domain of enumeration values identified by the attributes on the enumerationItemType.
    </documentation>
  </annotation>
  <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  
  <attribute name="domain" type="QName"/>
  <attribute name="linkrole" type="anyURI"/>
  <attribute name="headUsable" type="boolean" default="false"/>

  <complexType name="enumerationItemType" id="enumerationItemType" >
    <simpleContent>
      <restriction base="xbrli:QNameItemType">
        <attributeGroup ref="xbrli:nonNumericItemAttrs" />
      </restriction>
    </simpleContent>
  </complexType>
</schema>
