Accrued Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Payables and Accruals [Abstract]
Accrued payroll and related expenses	$ 15,141	$ 11,624
Customer deposits	6,314	4,185
Accrued warranty costs	7,700	7,083
Accrued cooperative marketing expenses	5,690	4,387
Deferred service revenue	4,085	2,463
Others	7,813	7,822
Total accrued liabilities	$ 46,743	$ 37,564