Other Expense, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Other Income and Expenses [Abstract]
Foreign currency transaction loss, net	$ (92)	$ (182)	$ (11)
Loss on settlement of forward contract	(175)	(292)	(212)
Loss on disposal of fixed assets	(6)	(12)	(1,186)
Write-off of intangible assets	0	(350)	0
Other expense, net	(46)	(133)	0
Total other expense, net	$ (319)	$ (969)	$ (1,409)