Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Statement Of Income And Comprehensive Income [Abstract]
Net loss:	$ (8,611)	$ (7,234)	$ (15,090)	$ (18,760)
Other comprehensive loss, net of tax:
Net change in foreign currency translation adjustments	(1,100)	(421)	(974)	(1,285)
Other comprehensive loss	(1,100)	(421)	(974)	(1,285)
Total comprehensive loss	$ (9,711)	$ (7,655)	$ (16,064)	$ (20,045)