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FINANCING ARRANGEMENTS Long-Term Borrowings (Detail) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2012
Dec. 31, 2011
Disclosure - Long-Term Borrowings [Abstract]    
Total debt, fair value $ 1,512.8 $ 1,512.5
Total debt, carrying value $ 1,482.6 $ 1,491.4