Balance Sheet Accounts (Summary of Product Warranty Liability Activity) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Movement in Standard Product Warranty Accrual [Roll Forward]
Balance beginning of period	$ 10,228	$ 10,415	$ 9,600	$ 8,676
Warranties assumed due to acquisition			2,034
New warranties issued	1,893	1,638	3,997	7,158
Warranty expenditures	(2,091)	(1,773)	(5,601)	(5,554)
Balance end of period	$ 10,030	$ 10,280	$ 10,030	$ 10,280