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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2)
 3 Months Ended 6 Months Ended
Jun. 30, 2015
USD ($)
customer
Jun. 30, 2014
USD ($)
customer
Jun. 30, 2015
USD ($)
customer
item
Jun. 30, 2014
USD ($)
customer
Dec. 31, 2014
USD ($)
Concentration risks          
Number of significant customers | customer 2 1 2 1  
Aggregate dollar amount of net sales to significant customers $ 6,715,470 $ 6,876,362 $ 12,894,046 $ 12,916,740  
Revenue recognition          
Estimated contractual allowance 2,825,623   2,825,623   $ 4,160,099
Change to reserve regarding non-contractual rebates     $ 0    
Period for return of incorrect shipments     10 days    
Number of times overstocking returns are limited | item     2    
Period for return of product due to overstock     12 months    
Maximum percentage of distributor's total purchase for the prior 12-month period     1.00%    
Sales [Member] | Customer Concentration Risk [Member]          
Concentration risks          
Aggregate dollar amount of net sales to significant customers $ 5,700,000 $ 3,800,000 $ 3,000,000 $ 2,100,000  
Percentage of net sales to significant customers (as a percent) 43.90% 29.70% 44.80% 30.60%  
Cost of Goods, Product Line [Member] | Supplier Concentration Risk [Member]          
Concentration risks          
Percentage of net sales to significant customers (as a percent) 75.80% 69.60% 74.90% 63.00%