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