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Net Sales and Long-Lived Assets by Major Geographic Locations (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net sales $ 502,721 $ 486,842 $ 444,418
Long-lived assets 122,063 136,038  
United States
      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net sales 439,129 430,758 426,405
Long-lived assets 120,192 133,841  
International
      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net sales 63,592 56,084 18,013
Long-lived assets $ 1,871 $ 2,197