Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2017

Earnings Per Share [Abstract]

Net Loss Per Share

	Three Months Ended March 31,
	2017			2016
	(unaudited, in thousands, except per share amounts)
Numerator:
Net loss available to common stockholders	$	(2,232	)	$	(3,706	)
Denominator:
Weighted average shares outstanding - basic		12,163			11,524
Potential common shares - options (treasury    stock method)		—			—
Weighted average shares outstanding - diluted		12,163			11,524
Shares excluded (anti-dilutive)		—			—
Shares excluded due to an exercise price    greater than weighted average stock price for    the period		1,908			401
Net loss per common share:
Basic	$	(0.18	)	$	(0.32	)
Diluted	$	(0.18	)	$	(0.32	)