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

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

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

The components of basic and diluted net income (loss) per share for the three months ended March 31, 2018 and 2017 were as follows (in thousands, except per share data):

	Three Months Ended March 31,
	2018			2017
Net loss	$	(54,242	)	$	(36,560	)
Weighted average common shares outstanding	34,162			34,378
Shares used in calculating dilutive net loss per share	34,162			34,378
Net loss per share:
Basic and diluted	$	(1.59	)	$	(1.06	)

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

The following table sets forth the potential common shares issuable upon the exercise of outstanding options, the vesting of RSUs, the exercise of warrants (prior to consideration of the treasury stock method), and the conversion of the Convertible Notes, which were excluded from our computation of diluted net (loss) income per share because their inclusion would have been anti-dilutive (in thousands):

	Three Months Ended March 31,
	2018	2017
Options to purchase shares of common stock	3,771	2,406
Shares of common stock issuable upon the vesting of RSUs	1,401	775
Warrants	1,008	7,382
2022 Convertible Notes	11,695	—
2019 Convertible Notes	790	7,382
Total	18,665	17,945