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Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 03, 2012
Dec. 03, 2011
Inventory, Net [Abstract]    
Raw materials $ 88,856 $ 72,317
Fiinished goods 98,053 86,558
LIFO reserve (23,443) (22,882)
Total Inventory $ 163,466 $ 135,993