Balance Sheet Accounts (Summary of Product Warranty Liability Activity) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Movement in Standard Product Warranty Accrual [Roll Forward]
Balance beginning of period	$ 8,620	$ 9,244	$ 9,600	$ 8,676
Warranties assumed due to acquisition	2,034		2,034
New warranties issued	1,176	2,956	2,104	5,520
Warranty expenditures	(1,602)	(1,785)	(3,510)	(3,781)
Balance end of period	$ 10,228	$ 10,415	$ 10,228	$ 10,415