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CASH AND CASH EQUIVALENTS (Details) (USD $)
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2013
Dec. 31, 2012
Cash and Cash Equivalents [Line Items]        
Money market funds $ 6,361,558 $ 554,069    
Checking and bank deposits 30,716,419 39,931,397    
Total $ 37,077,977 $ 40,485,466 $ 13,416,952 $ 16,455,995