Net Loss Per Share (Tables)

12 Months Ended

Dec. 31, 2016

Computation of Basic and Diluted Net Income (Loss) Per Share

The computation of basic and diluted net income (loss) per share consists of the following:

	Year ended December 31,
	2016			2015			2014
	(In thousands, except share and per share data)
Numerator:
Net loss	$	(12,023	)	$	(6,417	)	$	(66,324	)
Denominator:
Weighted average shares outstanding, basic and diluted		23,139,807			22,986,931			12,349,456

Net loss per share, basic and diluted	$	(0.52	)	$	(0.28	)	$	(5.37	)

Summary of Potential Dilutive Common Shares Excluded from Computation of Diluted Net Loss Per Share

Potential dilutive common shares that were excluded from the computation of diluted net loss per share because they were anti-dilutive consist of the following:

	Year ended December 31,
	2016		2015		2014
Common stock options		2,063,574		1,702,337		1,026,510
Restricted common stock units		682,085		417,126		314,640
Common stock warrants		115		131		131
Restricted common stock awards		153,277		132,130		—
Total		2,899,051		2,251,724		1,341,281