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Acquisitions - Information of Company's Results of Operations (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2013
Business Acquisition, Pro Forma Information [Abstract]    
Net sales $ 65,062 $ 195,419
Net income $ 1,879 $ 7,434
Earnings per share:    
Basic $ 0.07 $ 0.29
Diluted $ 0.07 $ 0.28