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Unaudited Pro Forma Include the Historical Statement of Operation (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Business Acquisition, Pro Forma Information [Line Items]    
Net Sales $ 118,411 $ 113,629
Loss before income taxes and equity in earnings (2,510) (585)
Net loss $ (2,077) $ (21)
Basic and diluted loss per common share $ (0.16) $ 0.00