From Altova

Altova XMLSpy is the industry’s best selling XML editor for modeling, editing, transforming, and debugging XML-related technologies. The XMLSpy XBRL taxonomy editor uses the same editing paradigm as the popular graphical XMLSpy XML Schema editor, providing a graphical view of XBRL taxonomies and intelligent taxonomy editing features. Support for editing and validation based on XBRL 2.1 as well as XBRL Formula, XBRL Dimensions, and XBRL Concept Types is provided.


Features: taxonomy comparison • taxonomy validation •

Additional details: http://www.altova.com/xmlspy.html