Balance Sheet Accounts (Schedule of Deferred Revenue, Net) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Jun. 30, 2013	Sep. 30, 2012	Jun. 30, 2012
Deferred Revenue Arrangement [Line Items]
Deferred revenue, current and noncurrent	$ 40,236	$ 41,454
Less: current portion	32,080	33,184
Non-current deferred revenue, net	8,156	8,270
Services
Deferred Revenue Arrangement [Line Items]
Deferred revenue, current and noncurrent	37,091	38,003	35,661	37,461
Less: current portion	28,935		28,377
Non-current deferred revenue, net	8,156		7,284
Product
Deferred Revenue Arrangement [Line Items]
Deferred revenue, current and noncurrent	$ 3,145	$ 3,451