Quarterly report pursuant to Section 13 or 15(d)

Private Placement Memorandum and Stock Offering (Details)

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Private Placement Memorandum and Stock Offering (Details) - USD ($)
6 Months Ended
Jun. 04, 2018
Sep. 14, 2017
Jun. 22, 2017
Feb. 01, 2017
Jun. 30, 2018
Apr. 26, 2018
Private Placement Memorandum and Stock Offering (Textual)            
Shares of common stock public offering       6,500,000    
Public offering price per share       $ 3.00    
Purchase of common stock, shares   3,749,996   975,000    
Gross of proceeds from issuance of initial public offering       $ 22,400,000    
Net of proceeds from issuance of initial public offering   $ 10,900,000   $ 20,500,000    
Warrants exercise price per share   $ 3.20        
Aggregate common stock in exchange for warrants 1,968,736          
Deemed dividend         $ 765,179  
Common stock price per share         $ 3.20  
Maximum [Member]            
Private Placement Memorandum and Stock Offering (Textual)            
Strike price of warrants         3.80  
Minimum [Member]            
Private Placement Memorandum and Stock Offering (Textual)            
Strike price of warrants         $ 2.62  
Underwriting Agreement [Member]            
Private Placement Memorandum and Stock Offering (Textual)            
Shares of common stock public offering   3,749,996        
Purchase of common stock, shares   2,812,497        
Underwriting commitments, description  

Each investor received a warrant to purchase 0.75 shares of the Company’s common stock at an exercise price of $3.80 per share, for each share of common stock purchased.

       
Warrants expiration term   5 years        
Cowen Agreement [Member]            
Private Placement Memorandum and Stock Offering (Textual)            
Value of common stock offering     $ 25,000,000      
Shares issued         1,876,489  
Net of proceeds from issuance of initial public offering         $ 5,800,000  
Subscription Agreements [Member]            
Private Placement Memorandum and Stock Offering (Textual)            
Purchase of common stock, shares           531,066
Common stock purchase price           $ 1,444,500
Common stock price per share           $ 2.72