Balance Sheet Components - Stock Rotation Accrual (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Stock Rotation Accrual Increae (Decrease) [Roll Forward]
Beginning balance	$ 1,921	$ 1,750
Additions	7,413	3,589
Utilization	(6,027)	(3,616)
Ending balance	$ 3,307	$ 1,723