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CONVERTIBLE BRIDGE NOTES (Conversion and Settlement of New Bridge Notes) (Details) - USD ($)
 1 Months Ended 12 Months Ended
Jun. 29, 2017
Jun. 29, 2017
Apr. 28, 2017
Aug. 31, 2017
Jul. 31, 2017
Dec. 31, 2017
Dec. 31, 2016
Nov. 30, 2017
Oct. 31, 2017
Debt Instrument [Line Items]                  
Total debt           $ 3,416,000 $ 4,522,000    
Loss on extinguishment of debt related to unamortized discount           1,391,000      
Amortization of deferred financing costs and debt discount           1,898,000 33,000    
Bridge Loan [Member]                  
Debt Instrument [Line Items]                  
Total debt     $ 2,436,551            
Debt instrument, face amount     2,000,000            
Redemption premium     $ 400,000            
Premium rate changed upon settlement of debt     20.00%            
Accrued interest     $ 36,551       61,073    
Repayments of debt     1,536,551            
Debt converted     $ 900,000 $ 900,000 $ 900,000 1,787,000      
Loss on extinguishment of debt and induced conversion of convertible bridge notes           1,000,000      
Loss on extinguishment of debt related to unamortized discount           400,000      
Bridge Loan [Member] | Convertible Bridge Loan                  
Debt Instrument [Line Items]                  
Total debt           0 $ 695,000    
Amortization of deferred financing costs and debt discount           $ 1,900,000      
Preferred Class B                  
Debt Instrument [Line Items]                  
Shares callable by warrant (in shares)       400          
Share price (in dollars per share)     $ 1,000            
Proceeds from issuance of common stock     $ 6,000,000            
Conversion price (in dollars per share)       $ 2.50       $ 1.40 $ 2.50
Common Stock [Member]                  
Debt Instrument [Line Items]                  
Shares callable by warrant (in shares)     400            
Number of shares converted from debt instrument (in shares) 1,414,700                
Common Stock [Member] | Bridge Loan [Member]                  
Debt Instrument [Line Items]                  
Number of shares converted from debt instrument (in shares)     359,999 359,999 359,999        
Conversion price (in dollars per share)     $ 2.50            
Warrants issued on conversion (in shares)     359,999            
Loss on extinguishment of debt and induced conversion of convertible bridge notes       $ 1,000,000          
Common Stock [Member] | Bridge Loan [Member] | Convertible Bridge Loan                  
Debt Instrument [Line Items]                  
Accrued interest $ 192,000 $ 192,000              
Debt converted   $ 695,000              
Number of shares converted from debt instrument (in shares)   155,639              
Public Stock Offering                  
Debt Instrument [Line Items]                  
Shares sold in offering (in shares)     6,000            
Sale of stock, number of warrants per unit (in shares)     1            
Public Stock Offering | Preferred Class B                  
Debt Instrument [Line Items]                  
Shares sold in offering (in shares)       6,000          
Preferred Class B                  
Debt Instrument [Line Items]                  
Sale of stock, number of shares per unit (in shares)     1