Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2014

Calculation of Basic and Diluted Net Income (Loss) Per Share

The following summarizes the calculation of basic and diluted net income (loss) per share:

	Three Months Ended March 31,
	2014		2013
Basic:
Net income (loss)	$	66	$	(612	)
Weighted average common shares, basic		23,908		22,564
Basic net income (loss) per share	$	0.00	$	(0.03	)
Diluted:
Net income (loss)	$	66	$	(612	)
Weighted average common shares, basic		23,908		22,564
Dilutive effect of:
Options to purchase common stock		569		—
Nonvested shares of restricted stock		22		—
Weighted average common shares, diluted		24,499		22,564
Diluted net income (loss) per share	$	0.00	$	(0.03	)

Anti-Dilutive Equity Instruments Excluded from Diluted Net Income (Loss) Per Share

The following equity instruments have been excluded from diluted net income (loss) per common share as they would be anti-dilutive.

	Three Months Ended March 31,
	2014		2013
Common stock options		92		84