INCOME TAXES (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Minimum threshold percentage required to recognize income tax benefit (in hundredths)	50.00%
Gross unrecognized income tax benefits	$ 55.8	$ 52.7
Unrecognized income tax benefits that would impact effective tax rate	56.4	53.3
Accrued interest and penalties related to unrecognized income tax benefits	10.6	10.8
Valuation allowance provided for deferred tax assets	$ 19.8	$ 14.4

The sum of the portions of deferred tax assets as of the balance sheet date for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income.

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This element represents the total of accruals as of the date of the statement of financial position for interest recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties for a tax position claimed or expected to be claimed by the entity, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties.

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