Summary of Significant Accounting Policies (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended					6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 3.75% Convertible Notes	Dec. 31, 2011 3.75% Convertible Notes	Aug. 02, 2011 3.75% Convertible Notes	Dec. 31, 2012 Stock options	Dec. 31, 2011 Stock options	Dec. 31, 2012 RSUs, MSUs and PSUs	Dec. 31, 2011 RSUs, MSUs and PSUs
Numerator:
Loss from operations used in computing loss per share from continuing operations	$ (25,513)	$ (10,283)	$ (47,443)	$ (36,552)
Loss from discontinued operations used in computing loss per share from discontinued operations	(3,658)	(104)	(5,858)	(345)
Net loss used in computing net loss per share	$ (29,171)	$ (10,387)	$ (53,301)	$ (36,897)
Denominator:
Weighted average shares used in computing basic loss per share	72,870	70,698	72,433	70,481
Weighted average shares used in computing diluted loss per share	72,870	70,698	72,433	70,481
Anti-dilutive securities excluded from computation of earnings per share
Anti-dilutive securities excluded from the computation of diluted net loss per share (in shares)			20,052	20,780	10,560	10,560		6,911	8,115	2,581	2,105
Interest rate (as a percent)					3.75%		3.75%