Net Income (Loss) Per Share (Tables)

9 Months Ended

Sep. 30, 2013

Net Income (Loss) Per Share

Schedule of computation of basic and diluted net income (loss) per share

The following table sets forth the computation of basic and diluted net income (loss) per share (in thousands, except per share amounts):

	Three Months EndedSeptember 30,				Nine Months EndedSeptember 30,
	2013		2012		2013			2012
Net income (loss)	(61,775	)	$	47,635	$	(220,826	)	$	(28,769	)
Shares used in calculating basic net income (loss) per common share	120,768,893		107,266,823		114,140,821			106,036,522
Effect of dilutive securities:
Options to purchase common stock	—		6,996,544		—			—
Restricted stock	—		73,960		—			—
Shares used in calculating diluted net income (loss) per common share	120,768,893		114,337,327		114,140,821			106,036,522

Schedule of potentially dilutive securities that have been excluded from computation of diluted weighted average shares outstanding

	Three Months EndedSeptember 30,		Nine Months EndedSeptember 30,
	2013	2012	2013	2012
Options to purchase common stock	20,272,563	9,044,014	20,272,563	18,821,908
Shares subject to repurchase	22,500	—	22,500	100,458
	20,295,063	9,044,014	20,295,063	18,922,366