Basic and Diluted Net Income (Loss) per Share (Tables)

9 Months Ended

Sep. 30, 2015

Basic and Diluted Net Income (Loss) per Share

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

	Three Months Ended September 30,				Nine Months Ended September 30,
	2015		2014		2015		2014
Net income (loss)	$	(20,584)	$	1,458	$	25,578	$	(7,191)
Weighted average common shares outstanding		33,223		21,984		30,379		21,912
Effect of dilutive securities:
Warrants		—		—		3,015		—
Stock options and RSUs		—		369		1,568		—
Convertible 2.5% notes		—		1,114		—		—
Shares used in calculating dilutive net income (loss) per share		33,223		23,467		34,962		21,912
Net income (loss) per share:
Basic	$	(0.62)	$	0.07	$	0.84	$	(0.33)
Diluted	$	(0.62)	$	0.06	$	0.73	$	(0.33)

Schedule of anti-dilutive securities from computation of diluted net Income (loss) per share

	Three months ended  September 30,		Nine months ended September 30,
	2015	2014	2015	2014
Options to purchase shares of common stock	2,989	2,013	791	3,081
Shares of common stock issuable upon the vesting of RSUs	712	289	157	760
Warrants	7,382	7,382	—	7,382
Convertible 2.5% notes	7,382	6,268	7,382	7,382
Total	18,465	15,952	8,330	18,605