Annual report pursuant to Section 13 and 15(d)

Basis of Presentation - Summary of Pro Forma Financial Statements of Company (Detail)

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Basis of Presentation - Summary of Pro Forma Financial Statements of Company (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Business Combinations [Abstract]    
Net Sales $ 734,669us-gaap_BusinessAcquisitionsProFormaRevenue $ 717,571us-gaap_BusinessAcquisitionsProFormaRevenue
Net Loss $ (4,863)us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss $ (60,082)us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss