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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2014
Customer
Jun. 30, 2013
Mar. 31, 2012
Payment
Jun. 30, 2014
Plan
Quarter
Customer
Jun. 30, 2013
Dec. 31, 2013
Concentration of Credit Risk and Major Customers [Abstract]            
Accounts receivable $ 2,042,617     $ 2,042,617   $ 5,004,418
Number of customers 1     1    
Royalty revenue 2,624,774 3,197,603   5,365,092 6,630,503  
Royalty / Mark-up on Cost of Goods Sold / Earn-Out Revenue [Abstract]            
Number of quarters after which revenue is recognized (in quarters)       1    
Number of days after calendar year, after which payments and report are received       90 days    
Allowance for doubtful accounts 30,000 30,000   30,000 30,000  
Reimbursable Third Party Development Costs [Abstract]            
Accrued patent costs 15,000     15,000    
Royalty Buy-Down [Abstract]            
Royalty expenses       254,545 191,902  
Initial payment for royalty buy down     1,500,000      
Number of additional cash payments for royalty buy down     5      
Deferred royalty buy-down 3,309,146     3,309,146   3,350,000
Deferred costs, amortization period       5 years    
Amount amortized related to agreement 40,000          
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]            
Number of stock based compensation plans in effect       2    
Stock-based compensation expense 5,354 79,049   10,708 105,449  
Total number of shares            
Outstanding, beginning of period (in shares)       1,167,000    
Granted (in shares)       0    
Forfeited (in shares)       0    
Exercised (in shares)       (151,300)    
Expired (in shares)       0    
Outstanding, end of period (in shares) 1,015,700     1,015,700    
Exercisable, end of period (in shares) 980,700     980,700    
Weighted-Average Exercise Price            
Outstanding, beginning of period (in dollars per share)       $ 9.03    
Granted (in dollars per share)       $ 0    
Forfeited (in dollars per share)       $ 0    
Exercised (in dollars per share)       $ 1.12    
Expired (in dollars per share)       $ 0    
Outstanding, end of period (in dollars per share) $ 10.21     $ 10.21    
Exercisable, end of period (in dollars per share) $ 9.70     $ 9.70    
Proceeds from stock option exercises 169,000 0   169,000 0  
Aggregate intrinsic value of options outstanding and exercisable 16,900,000     16,900,000    
Closing price of Company stock (in dollars per share) $ 26.96     $ 26.96    
Unrecognized compensation cost related to non-vested stock options outstanding 68,000     68,000    
Minimum [Member]
           
Property, Plant and Equipment [Line Items]            
Estimated useful life of property, plant and equipment       5 years    
Maximum [Member]
           
Property, Plant and Equipment [Line Items]            
Estimated useful life of property, plant and equipment       10 years    
Research and Development [Member]
           
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]            
Stock-based compensation expense 0 79,049   0 92,249  
General and Administrative [Member]
           
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]            
Stock-based compensation expense 5,354 0   10,708 13,200  
Auxilium [Member]
           
Concentration of Credit Risk and Major Customers [Abstract]            
Accounts receivable 2,000,000     2,000,000    
Royalty revenue 2,000,000          
Deferred revenue $ 200,000     $ 200,000