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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property and Equipment (Details)
12 Months Ended
Jun. 30, 2014
Testing equipment | Minimum
 
Property, Plant and Equipment [Line Items]  
Useful lives of PP&E 3 years
Testing equipment | Maximum
 
Property, Plant and Equipment [Line Items]  
Useful lives of PP&E 5 years
Computer and other equipment | Minimum
 
Property, Plant and Equipment [Line Items]  
Useful lives of PP&E 3 years
Computer and other equipment | Maximum
 
Property, Plant and Equipment [Line Items]  
Useful lives of PP&E 5 years
Furniture and fixtures
 
Property, Plant and Equipment [Line Items]  
Useful lives of PP&E 3 years