Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2017

Earnings Per Share [Abstract]

Weighted average number of common shares outstanding

The following table presents the computation of basic and diluted net loss per share for continuing and discontinued operations (in thousands, except per share amounts):

	Three Months Ended March 31,
	2017			2016
Numerator:
Loss from continuing operations	$	(5,424	)	$	(4,248	)
Loss from discontinued operations		(91	)		(2,369	)
Net loss	$	(5,515	)	$	(6,617	)
Denominator:
Weighted average common shares outstanding		9,089			8,513
Weighted average unvested common shares subject    to repurchase		(84	)		(47	)
Weighted average common shares outstanding—basic		9,005			8,466
Effect of dilutive securities:
Conversion of preferred stock		—			—
Options		—			—
Warrants		—			—
Weighted average common shares outstanding—diluted		9,005			8,466
Net loss per share, basic and diluted:
Continuing operations	$	(0.60	)	$	(0.50	)
Discontinued operations		(0.01	)		(0.28	)
Net loss per share, basic and diluted	$	(0.61	)	$	(0.78	)

Weighted-average anti-dilutive securities not included in diluted net loss per share

The anti-dilutive securities not included in diluted net loss per share were as follows (in thousands):

	Three Months Ended March 31,
	2017		2016
Options to purchase common stock		1,164		629
Unvested restricted share awards		84		47
Series A Convertible Preferred Stock		7,622		—
Warrants to purchase common stock		9,440		962
Total		18,310		1,638