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FAIR VALUE MEASUREMENTS (Details 3) (Derivatives designated as hedging instruments, Interest rate swap, USD $)
Dec. 31, 2013
Dec. 31, 2012
Derivatives designated as hedging instruments | Interest rate swap
   
Fair Value Measurements    
Fair value of derivatives assets $ 265,000 $ 0
Fair value of derivatives liabilities $ 774,000 $ 1,470,000