Segment Information (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 15,547	$ 14,899	$ 28,663	$ 28,250
Reportable Geographical Components [Member] | United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	9,262	8,125	16,043	16,730
Reportable Geographical Components [Member] | Canada [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	290	2,455	1,191	3,571
Reportable Geographical Components [Member] | North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	9,552	10,580	17,234	20,301
Reportable Geographical Components [Member] | Japan [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	3,158	2,038	5,793	4,135
Reportable Geographical Components [Member] | Other Asia-Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	1,152	389	2,498	691
Reportable Geographical Components [Member] | Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	4,310	2,427	8,291	4,826
Reportable Geographical Components [Member] | Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	1,316	1,889	2,769	3,114
Reportable Geographical Components [Member] | South America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 369	$ 3	$ 369	$ 9