CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) [Abstract]
Net income (loss)	$ (2,916)	$ 2,545	$ (8,547)	$ 4,659
Other comprehensive loss, net of tax:
Unrealized loss on short-term investments	(64)	(20)	(106)	(25)
Other comprehensive loss	(64)	(20)	(106)	(25)
Comprehensive income (loss)	$ (2,980)	$ 2,525	$ (8,653)	$ 4,634