PROVISION FOR INCOME TAXES (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended		1 Months Ended	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Aug. 31, 2012 Internal Revenue Service (IRS) [Member]	Jun. 30, 2012 Federal Tax Authority [Member]	Jun. 30, 2012 State and Local Jurisdiction [Member]
Income Tax Examination [Line Items]
Income Tax Provision, Resulting From Examination, Net Interest					$ 44.8	$ 35.0	$ 4.1
Income Tax Examination, Interest from Examination				5.7
Unrecognized Tax Benefits, Decreases Resulting from Settlements with Taxing Authorities				26.9
Income Tax Examination, Penalties and Interest Expense				18.1
Income Tax Reconciliation, Change in Deferred Tax Assets Valuation Allowance							$ 2.2
Effective income tax rate	1.30%	174.70%	(6.20%)	98.50%
Federal statutory tax rate	35.00%	35.00%	35.00%	35.00%