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Segment Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Jun. 30, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue $ 14,899 $ 15,996 $ 28,250 $ 33,536  
Long-lived assets 17,253   17,253   $ 16,244
Reportable Geographical Components [Member] | United States [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 8,125 8,369 16,730 19,249  
Long-lived assets 16,178   16,178   15,229
Reportable Geographical Components [Member] | Canada [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 2,455 1,038 3,571 1,941  
Reportable Geographical Components [Member] | North America [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 10,580 9,407 20,301 21,190  
Reportable Geographical Components [Member] | Japan [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 2,038 3,402 4,135 5,265  
Long-lived assets 780   780   691
Reportable Geographical Components [Member] | Other Asia Pacific Countries [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 389 727 691 945  
Long-lived assets 20   20   23
Reportable Geographical Components [Member] | Asia Pacific [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 2,427 4,129 4,826 6,210  
Reportable Geographical Components [Member] | Europe [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue 1,889 2,457 3,114 6,130  
Long-lived assets 275   275   $ 301
Reportable Geographical Components [Member] | South America [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenue $ 3 $ 3 $ 9 $ 6