Property and Equipment, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Property, Plant and Equipment [Line Items]
Gain (Loss) on Disposition of Property Plant Equipment	$ 0	$ 1,186	$ 0
Accumulated depreciation	(9,301)	(7,979)
Total property and equipment, net	3,127	3,456
Depreciation expense	1,500	1,800	$ 2,300
Equipment (includes computer hardware and software)
Property, Plant and Equipment [Line Items]
Property and equipment, gross	7,420	6,402
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,536	1,485
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	3,421	3,497
Vehicles
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 51	$ 51