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FAIR VALUES OF ASSETS AND LIABILITIES (Details) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Significant Unobservable Inputs (Level 3)
   
Assets and liabilities measured and recorded at fair value on a recurring basis    
Potential contingent consideration $ 0 $ 0
Recurring Basis
   
Assets and liabilities measured and recorded at fair value on a recurring basis    
Amount transferred from Level 1 to Level 2 0  
Amount transferred from Level 2 to Level 1 $ 0