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INCOME TAXES (Details) (USD $)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Dec. 31, 2012
Dec. 31, 2011
INCOME TAXES [Abstract]            
Income tax benefit                  
Unrecognized tax benefits             
Tax related interest or penalties             
Changes in unrecognized tax benefits             
Recognized interest or penalties related to unrecognized tax benefits