CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
Net income	$ 33,171	$ 28,170	$ 106,625	$ 87,601
Other comprehensive loss:
Net unrealized gains (losses) on available for sale securities, net of tax effects of ($7) and ($11) for the three and nine months ended March 31, 2016, and ($28) and $14 for the three and nine months ended March 31, 2015	13	53	21	(25)
Foreign currency translation adjustments	(31)	(1,846)	(2,192)	(4,321)
Total other comprehensive loss	(18)	(1,793)	(2,171)	(4,346)
Comprehensive income	$ 33,153	$ 26,377	$ 104,454	$ 83,255