INCOME TAXES (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
INCOME TAXES [Abstract]
Effective tax rate	42.80%	16.90%	11.60%	15.10%
Internal Revenue Service (IRS) [Member]
Income Tax Examination [Line Items]
Net tax deficiency associated with RAR	8.5		8.5
Penalties associated with RAR	1.5		1.5
Internal Revenue Service (IRS) [Member] | Earliest Open Tax Year [Member]
Income Tax Examination [Line Items]
Open tax years			2005
Internal Revenue Service (IRS) [Member] | Latest Open Tax Year [Member]
Income Tax Examination [Line Items]
Open tax years			2009