Net Loss Per Share

3 Months Ended

Mar. 31, 2019

Earnings Per Share [Abstract]

Net loss per share

Net Loss Per Share

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

	Three Months Ended   March 31,
	2019			2018
Net loss	$	(14,365	)	$	(9,055	)
Weighted-average common shares outstanding	104,788			100,571
Net loss per share - basic and diluted	$	(0.14	)	$	(0.09	)

The following table presents the number of anti-dilutive shares excluded from the calculation of diluted net loss per share at March 31, 2019 and 2018 (in thousands):

	March 31,
	2019	2018
Options to purchase common stock	13,965	16,456
Common stock warrants	1,459	1,459
Non-vested restricted stock unit awards	7,609	3,727
Total shares excluded from net loss per share	23,033	21,642