Earnings (loss) Per Common Share (Tables)

3 Months Ended

Mar. 31, 2013

Earnings (Loss) Per Common Share [Abstract]

Computations of basic and diluted earnings (loss) per common share

	Three Months Ended March 31,
Basic earnings (loss) per common share:	2013			2012
Numerator:
Net earnings (loss)	$	(497	)	$	292
Denominator:
Weighted-average common shares outstanding		28,770			25,309
Basic earnings (loss) per common share	$	(0.02	)	$	0.01

	Three Months Ended March 31,
Diluted earnings (loss) per common share:	2013			2012
Numerator:
Net earnings (loss)	$	(497	)	$	292
Denominator:
Weighted-average common shares outstanding		28,770			25,309
Incremental shares from stock-based compensation plans		—			456
Denominator for diluted earnings (loss) per common share		28,770			25,765
Diluted earnings (loss) per common share	$	(0.02	)	$	0.01