CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract]
Net income	$ 24,105	$ 3,375	$ 38,537	$ 5,895
Available-for-sale securities:
Changes in unrealized losses, net of tax benefit	(81)		(81)
Net change	(81)		(81)
Cash flow hedges:
Changes in unrealized gains, net of tax expense	40		77
Reclassification adjustments for gains, net of tax expense included in net income	(3)		(2)
Net change	37		75
Foreign currency translation adjustments, net	(24)	$ 25	(65)	$ (100)
Other comprehensive income (loss)	(68)	25	(71)	(100)
Comprehensive income	$ 24,037	$ 3,400	$ 38,466	$ 5,795