Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Statement of Comprehensive Income [Abstract]
Net loss	$ (9,335)	$ (10,846)
Other comprehensive income (loss):
Foreign currency translation adjustment, net of tax	66	(184)
Unrealized (gain) loss on available-for-sale securities, net of tax	(138)	6
Reclassification adjustments for gain (loss) on available-for-sale securities recognized, net of tax	(6)	2
Net increase (decrease) from available-for-sale securities, net of tax	(144)	8
Other comprehensive income (loss), net of tax	(78)	(176)
Comprehensive loss	$ (9,413)	$ (11,022)