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Common Stock (Details Narrative) - USD ($)
1 Months Ended
Jun. 30, 2017
Apr. 30, 2017
Class of Stock [Line Items]    
Shares of common stock sold in public offering   4,928,572
Share price   $ 3.50
Net proceeds from public offering   $ 16,000,000
Underwriting discounts, commissions and estimated offering expenses   $ 1,214,000
Warrants [Member]    
Class of Stock [Line Items]    
Exercise price of options granted $ 2.98  
Total proceeds of warrant holder received $ 321,000  
Options exercised 107,755