Annual report pursuant to Section 13 and 15(d)

STOCKHOLDERS' EQUITY - Common Stock Warrants (Details)

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STOCKHOLDERS' EQUITY - Common Stock Warrants (Details) - Warrants - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Common Stock Warrants    
Stock compensation expense $ 0 $ 3,465
Unrecognized compensation expense, warrants $ 0  
Number of Warrants    
Warrants, beginning balance 2,021,308  
Granted 174,100  
Cancelled 1,705,996  
Exercised 23,334  
Warrants, ending balance 466,078 2,021,308
Warrants Exercisable 466,078  
Warrants, Weighted Average Exercise Price    
Weighted Average Exercise Price, Beginning Balance $ 4.27  
Weighted Average Exercise Price, Granted $ 1.73  
Weighted Average Exercise Price, Cancelled 3.22  
Weighted Average Exercise Price, Exercised $ 2.00  
Weighted Average Exercise Price, Ending Balance 3.79 $ 4.27
Weighted average fair value of warrants granted during the period $ 0.37  
Weighted Average Remaining Life    
Weighted Average Remaining Life 3 years 3 months 10 months 13 days
Weighted Average Remaining Life, Granted 4 years 11 months 9 days