Annual report pursuant to Section 13 and 15(d)

VALUATION AND QUALIFYING ACCOUNTS (Detail)

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VALUATION AND QUALIFYING ACCOUNTS (Detail) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Valuation and Qualifying Accounts Disclosure [Line Items]      
Balance at Beginning of Period $ 94.7 $ 46.8 $ 52.3
Additions Charged to Costs and Expenses 12.4 0.8 9.6
Additions Charged to Other Accounts (1.2) 59.8 6.8
Deductions (7.2) (12.7) (21.9)
Balance at End of Period 98.7 94.7 46.8
Trade Accounts Receivable
      
Valuation and Qualifying Accounts Disclosure [Line Items]      
Balance at Beginning of Period 7.5 15.1 14.5
Additions Charged to Costs and Expenses 2.8 (0.4) 7.6
Deductions (4.4) (7.2) (7.0)
Balance at End of Period 5.9 7.5 15.1
Deferred income tax asset valuation allowance
      
Valuation and Qualifying Accounts Disclosure [Line Items]      
Balance at Beginning of Period 87.2 31.7 37.8
Additions Charged to Costs and Expenses 9.6 1.2 2.0
Additions Charged to Other Accounts (1.2) 59.8 6.8
Deductions (2.8) (5.5) (14.9)
Balance at End of Period $ 92.8 $ 87.2 $ 31.7