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INVENTORIES Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2012
Dec. 31, 2011
Disclosure - Inventories, Net - Additional Information [Abstract]    
LIFO inventory amount $ 7.1 $ 7.1
Percentage of LIFO inventory 2.00% 2.00%
Inventory, LIFO reserve 5.5 5.6
Inventory valuation reserve $ 37.0 $ 35.1