Quarterly report pursuant to Section 13 or 15(d)

Inventories - Classes of Inventory (Detail)

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Inventories - Classes of Inventory (Detail) (USD $)
Sep. 30, 2014
Dec. 31, 2013
Inventory Disclosure [Abstract]    
Raw materials $ 38,900,000 $ 23,100,000
Work in process 3,400,000 2,800,000
Finished goods 325,500,000 325,300,000
Total $ 367,827,000 $ 351,201,000