Summary of Significant Accounting Policies - Cooperative Marketing Arrangements (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Cooperative marketing costs charged to sales and marketing expense	$ 1,995	$ 2,058	$ 1,550
Cooperative marketing costs reduction to sales	$ 4,200	$ 2,829	$ 2,610