Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (7,234)	$ (13,105)	$ (18,760)	$ (32,435)
Available for sale securities:
Change in unrealized gains (losses) on available for sale securities, net of taxes		32		(25)
Net change in unrealized gains (losses) on available for sale securities, net of taxes		32		(25)
Net change in foreign currency translation adjustments	(421)	(654)	(1,285)	(1,420)
Other comprehensive loss	(421)	(622)	(1,285)	(1,445)
Total comprehensive loss	$ (7,655)	$ (13,727)	$ (20,045)	$ (33,880)