Balance Sheet Accounts (Change in Deferred Support Revenue) (Details) (USD $) In Thousands, unless otherwise specified			3 Months Ended		6 Months Ended
	Dec. 31, 2012	Jun. 30, 2012	Dec. 31, 2012 Renewable Support Arrangements	Jan. 01, 2012 Renewable Support Arrangements	Dec. 31, 2012 Renewable Support Arrangements	Jan. 01, 2012 Renewable Support Arrangements
Movement in Deferred Revenue [Roll Forward]
Balance beginning of period	$ 37,574	$ 39,328	$ 35,661	$ 35,730	$ 37,461	$ 35,802
New support arrangements			14,776	15,960	27,313	30,560
Recognition of support revenue			(14,640)	(14,274)	(28,977)	(28,946)
Balance end of period	37,574	39,328	35,797	37,416	35,797	37,416
Less: current portion	29,441	31,769	27,664	29,853	27,664	29,853
Non-current deferred revenue	$ 8,133	$ 7,559	$ 8,133	$ 7,563	$ 8,133	$ 7,563