Summary of Significant Accounting Policies (Details 4) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 segment	Dec. 31, 2011
Summary of Significant Accounting Policies
Number of operating segments			1
Revenue by geographic region
Total	$ 77,779	$ 106,423	$ 160,527	$ 206,874
Americas
Revenue by geographic region
Total	35,079	54,262	70,890	103,111
Europe, Middle East, India and Africa
Revenue by geographic region
Total	27,838	25,330	52,956	53,945
Asia (excluding Japan)
Revenue by geographic region
Total	5,537	19,715	20,658	35,872
Japan
Revenue by geographic region
Total	$ 9,325	$ 7,116	$ 16,023	$ 13,946