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Inventory (Components Of Inventories) (Detail) (Restated [Member], USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Restated [Member]
   
Inventory [Line Items]    
Raw materials and supplies $ 22,237 $ 26,847
In-process inventories 2,655 3,314
Finished goods and goods for resale 92,798 61,713
Total $ 117,690 $ 91,874