Net Income (Loss) Per Share (Tables)

6 Months Ended

Jun. 30, 2019

Earnings Per Share [Abstract]

Summary of Computation of Net Income (Loss) Per Share

The following table presents the computation of net income (loss) per share:

	Three Months Ended June 30,					Six Months Ended June 30,
	2019		2018			2019		2018
Numerator:
Net income (loss) (in thousands)	$	662	$	(3,190	)	$	998	$	(4,296	)
Denominator:
Weighted average common shares outstanding - basic		9,696,876		9,439,025			9,661,474		9,459,272
Plus dilutive effect of potential common shares		430,843		—			409,826		—
Weighted average common shares outstanding - diluted		10,127,719		9,439,025			10,071,300		9,459,272
Net income (loss) per share:
Basic	$	0.07	$	(0.34	)	$	0.10	$	(0.45	)
Diluted	$	0.07	$	(0.34	)	$	0.10	$	(0.45	)

Summary of Potentially Dilutive Securities

Potentially dilutive securities not included in the calculation of diluted net income (loss) per share because to do so would be anti-dilutive are as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
Employee stock options		67,104		1,152,520		257,981		1,349,833
Warrants outstanding		—		51,003		—		51,003
Total		67,104		1,203,523		257,981		1,400,836