Balance Sheet Accounts (Schedule of Change in Deferred Support Revenue Balance) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Jun. 30, 2016
Movement in Deferred Revenue [Roll Forward]
Balance beginning of period			$ 94,860
Balance end of period	$ 105,923		105,923
Less: current portion	81,404		81,404		$ 72,934
Non-current deferred revenue, net	24,519		24,519		$ 21,926
Deferred Support Revenue
Movement in Deferred Revenue [Roll Forward]
Balance beginning of period	84,334	$ 85,255	83,419	$ 87,441
Deferred maintenance assumed due to acquisition	13,533		13,533
New maintenance arrangements	33,765	29,773	62,510	56,819
Recognition of maintenance revenue	(33,504)	(30,322)	(61,334)	(59,554)
Balance end of period	98,128	84,706	98,128	84,706
Less: current portion	73,609	63,201	73,609	63,201
Non-current deferred revenue, net	$ 24,519	$ 21,505	$ 24,519	$ 21,505