Summary of Significant Accounting Policies (Schedule of Deferred Revenue) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Deferred Revenue Arrangement [Line Items]
Deferred revenue	$ 99,782	$ 97,677
Less: current portion	76,551	74,735
Non-current deferred revenue	23,231	22,942
Service revenue, renewable support arrangements
Deferred Revenue Arrangement [Line Items]
Deferred revenue	87,441	89,657	$ 38,003
Less: current portion	64,210	66,715
Non-current deferred revenue	23,231	22,942
Deferred product and other revenue
Deferred Revenue Arrangement [Line Items]
Deferred revenue	$ 12,341	$ 8,020