Annual report pursuant to Section 13 and 15(d)

Private Placement Memorandum (Details)

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Private Placement Memorandum (Details) - USD ($)
 1 Months Ended 12 Months Ended
Sep. 14, 2017
Jun. 22, 2017
Feb. 01, 2017
Sep. 18, 2008
Dec. 31, 2017
Private Placement Memorandum (Textual)          
Shares of common stock public offering     6,500,000 200,000  
Value of common stock offering       $ 50,000 $ 37,042,468
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        
Underwriting Agreement [Member]          
Private Placement Memorandum (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 (Textual)          
Value of common stock offering   $ 25,000,000      
Shares issued         1,060,783