Balance Sheet Accounts (Schedule of Change in Deferred Support Revenue Balance) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Jun. 30, 2016
Movement in Deferred Revenue [Roll Forward]
Balance beginning of period			$ 94,860
Balance end of period	$ 102,774		102,774
Less: current portion	78,918		78,918		$ 72,934
Non-current deferred revenue, net	23,856		23,856		$ 21,926
Deferred Support Revenue
Movement in Deferred Revenue [Roll Forward]
Balance beginning of period	98,128	$ 84,706	83,419	$ 87,441
Deferred maintenance assumed due to acquisition	626		14,159
New maintenance arrangements	28,181	27,683	90,690	84,502
Recognition of maintenance revenue	(31,252)	(27,320)	(92,585)	(86,874)
Balance end of period	95,683	85,069	95,683	85,069
Less: current portion	71,827	62,842	71,827	62,842
Non-current deferred revenue, net	$ 23,856	$ 22,227	$ 23,856	$ 22,227