Balance Sheet Accounts (Schedule of Deferred Distributors Revenue) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Jun. 30, 2012
Deferred Revenue Arrangement [Line Items]
Deferred distributors revenue	$ 40,407	$ 39,328
Total deferred distributors revenue, net of cost of sales to distributors	13,532	15,319
Distributors
Deferred Revenue Arrangement [Line Items]
Deferred distributors revenue	17,562	20,361
Deferred cost of sales to distributors	(4,030)	(5,042)
Total deferred distributors revenue, net of cost of sales to distributors	$ 13,532	$ 15,319