v2.4.0.8
Computation of Diluted Earnings (Loss) Per Share with Exclusion of Antidilutive Securities (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Numerator:        
Net earnings $ 787 $ 1,097 $ 49 $ 158
Denominator:        
Weighted average shares outstanding 4,936 [1] 4,700 [1] 4,876 [1] 4,662 [1]
Dilutive effect of stock options and non-vested restricted shares 5 75 35 70
Denominator for diluted net earnings (loss) per share 4,941 4,775 4,911 4,732
[1] Does not include unvested restricted shares.