INCOME TAXES (Details Textuals) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	Dec. 31, 2011
Income Tax Examination [Line Items]
Statutory federal tax rate	35.00%	35.00%	35.00%	35.00%
Change in valuation allowance	$ 3.8	$ 0.8	$ 3.8	$ 0.8
Benefit from section 45O credit		6.0		6.0
Change in tax contingencies		1.1		1.2
Benefit from remeasurement of deferred taxes due to change in state tax effective rates		0.8		1.2
Unrecognized Tax Benefits	41.0	40.3	41.0	40.3	40.1	37.9
Impact on the effective tax rate, if recognized	39.2	38.5	39.2	38.5
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	$ 11.1		$ 11.1
Internal Revenue Service (IRS) [Member] | Minimum [Member]
Income Tax Examination [Line Items]
Open Tax Year			2007
Internal Revenue Service (IRS) [Member] | Maximum [Member]
Income Tax Examination [Line Items]
Open Tax Year			2012
State and Local Jurisdiction [Member] | Minimum [Member]
Income Tax Examination [Line Items]
Open Tax Year			2004
State and Local Jurisdiction [Member] | Maximum [Member]
Income Tax Examination [Line Items]
Open Tax Year			2012
Foreign Country [Member] | Minimum [Member]
Income Tax Examination [Line Items]
Open Tax Year			2007
Foreign Country [Member] | Maximum [Member]
Income Tax Examination [Line Items]
Open Tax Year			2012
Canadian Provincial Income Tax [Member] | Minimum [Member]
Income Tax Examination [Line Items]
Open Tax Year			2007
Canadian Provincial Income Tax [Member] | Maximum [Member]
Income Tax Examination [Line Items]
Open Tax Year			2012