Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share [Abstract]

Reconciliation of basic and diluted earnings per share

The following table is a reconciliation of the basic and diluted earnings per share calculations for the three and nine months ended September 30, 2012 and 2011:

	For the Three  Months Ended September 30,				For the Nine Months Ended September 30,
	2012		2011		2012			2011
Numerator:
Net (loss) income	$	3,173	$	3,803	$	(4,105	)	$	10,203
Denominator:
Denominator for basic (loss) earnings per share:
Weighted average common shares outstanding		23,019		22,840		22,982			22,816
Effect of dilutive securities:
Outstanding common stock equivalents		880		380		—			446
Denominator for diluted earnings per share		23,899		23,220		22,982			23,262
Basic (loss) earnings per share	$	0.14	$	0.17	$	(0.18	)	$	0.45
Diluted (loss) earnings per share	$	0.13	$	0.16	$	(0.18	)	$	0.44
Excluded outstanding shared-based awards having an anti-dilutive effect		222		62		222			20