| QName | Type | Fixed | Default | Use | Inheritable | Annotation |
|---|---|---|---|---|---|---|
| contextRef | IDREF | required | ||||
| id | country:ID | optional |
<xs:element name="TRCK" id="exch_TRCK" xbrli:periodType="duration" abstract="true" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/> |