NET LOSS PER SHARE (Tables)

6 Months Ended

Jun. 30, 2017

Schedule of Calculation of Basic and Diluted Net Income (Loss) per Share

The following table presents the computation of basic and diluted net loss per share:



	Three Months Ended June 30,						Six Months Ended June 30,
	2017			2016			2017			2016
	(in thousands, except for share and per share data)
Numerator:
Net loss	$	(3,873	)	$	(7,412	)	$	(12,892	)	$	(19,935	)
Denominator:
Weighted-average shares used to compute net loss per share, basic and diluted	53,175,684			49,798,994			52,808,412			49,467,667
Net loss per share:
Basic and diluted	$	(0.07	)	$	(0.15	)	$	(0.24	)	$	(0.40	)

Schedule of Antidilutive Securities Excluded from the Computation of Diluted Net Loss Per Share

The Company excluded the following period-end outstanding common stock equivalents from the computation of diluted net loss per share for the periods presented because including them would have been antidilutive:



	As of June 30,
	2017	2016
Shares of common stock issuable under the Equity Incentive Plan	10,396,671	12,397,881
Employee Stock Purchase Plan	96,199	99,054
Total	10,492,870	12,496,935