Net Income (Loss) Per Share (Tables)

9 Months Ended

Sep. 30, 2018

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

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

	Three Months Ended September 30,					Nine Months Ended September 30,
	2018			2017		2018			2017
Numerator:
Net income (loss)	$	(1,470	)	$	7,104	$	(4,444	)	$	5,846
Less: preferred stock dividends	3			3		9			9
Net income (loss) attributable to common stockholders	$	(1,473	)	$	7,101	$	(4,453	)	$	5,837
Denominator:
Weighted-average number of shares of common stock for basic net income (loss) per share	48,851			36,897		47,489			37,078
Add effect of dilutive securities:
Unvested restricted stock units	—			672		—			672
Unvested restricted stock	—			249		—			249
Shares of common stock issuable upon conversion of preferred stock	—			79		—			79
Weighted-average shares outstanding - diluted	48,851			37,897		47,489			38,078
Basic net income (loss) per share	$	(0.03	)	$	0.19	$	(0.09	)	$	0.16
Diluted net income (loss) per share	$	(0.03	)	$	0.19	$	(0.09	)	$	0.15

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following table represents the potential shares that were excluded from the computation of weighted-average number of shares of common stock in computing the diluted net income (loss) per share for the periods presented because including them would have had an anti-dilutive effect (in thousands):

	Nine Months Ended September 30,
	2018	2017
Unvested restricted stock units	2,137	1,715
Unvested restricted stock awards	113	105
Outstanding stock options	1,183	1,206
Shares of common stock issuable upon conversion of Series A-2 Preferred	110	—
Shares of common stock issuable upon conversion of Series B Preferred	1,339	—
Shares of common stock issuable upon conversion of Series C Preferred	2,583	—
Warrants	—	550
Total	7,465	3,576