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Inventories, Net (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Schedule of Inventory [Line Items]    
Inventory, Finished Goods, Net of Reserves $ 218,814 $ 189,343
Inventory, Work in Process, Net of Reserves 66,952 57,272
Inventory, Raw Materials and Supplies, Net of Reserves 75,996 62,123
Inventory, Net $ 361,762 $ 308,738