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INCOME TAX (Details 3) (Bad debt deductions for tax purposes, USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Bad debt deductions for tax purposes
   
Deferred tax liability not recognized    
Amount for which no deferred income tax liability is recognized $ 13,112  
Unrecorded deferred income tax liability $ 4,589 $ 4,589