Balance Sheet Components - Stock Rotation Accrual (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Stock Rotation Accrual Increae (Decrease) [Roll Forward]
Beginning balance	$ 1,894	$ 1,645
Additions	4,643	4,129
Utilization	(4,481)	(4,000)
Ending balance	$ 2,056	$ 1,774