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INCOME TAXES (Details 2) (Bad debt reserve, USD $)
Dec. 31, 2012
Dec. 31, 2011
Bad debt reserve
   
Income Taxes    
Tax bad debt reserve for which no deferred income tax liability has been recognized $ 3,044,000 $ 3,044,000
Unrecorded deferred income tax liability $ 1,157,000 $ 1,157,000