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COMPOSITION OF CERTAIN FINANCIAL STATEMENT ITEMS (Details) - USD ($)
$ in Thousands
Mar. 31, 2016
Jun. 30, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Raw materials / purchased components $ 2,031 $ 2,025
Work in process 949 1,030
Sub-assemblies / finished components 993 1,095
Finished goods 145 160
Total inventory $ 4,118 $ 4,310