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INCOME TAXES (Details 4) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2010
Federal, State, and Local Jurisdiction
Dec. 31, 2012
Federal, State, and Local Jurisdiction
Maximum
Dec. 31, 2011
Federal, State, and Local Jurisdiction
Maximum
Dec. 31, 2010
Federal
Dec. 31, 2012
State
Dec. 31, 2011
State
Dec. 31, 2012
Foreign
Income tax examination              
Amount of tax paid as a result of Internal Revenue Service examination       $ 1.3      
Amount of interest paid on tax due, maximum       0.1      
Other tax disclosures              
Reduction in interest expense accrued         0.1    
Accrued interest liability on amended returns           0.1 0.2
Interest paid              
Interest paid on amended returns $ 0.2 $ 0.1 $ 0.1