Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details Textual 1)

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Stockholders' Equity (Details Textual 1) - USD ($)
1 Months Ended 9 Months Ended
Sep. 22, 2017
Mar. 31, 2019
Jun. 30, 2018
Stockholders Equity Note [Line Items]      
Common stock, par value   $ 0.001 $ 0.001
Exercise price   $ 1,000  
Common shares issued   2,620,033 2,296,667
Common shares outstanding   562,761 912,761
2018 Registered Offering [Member]      
Stockholders Equity Note [Line Items]      
Issuance of shares and warrants - net of issue costs, shares 800,000    
Sale of stock, description   The Company engaged a placement agent for the 2018 Registered Offering. Under the Company's engagement agreement with the placement agent, the Company paid $800,000 in cash commission and other fees to the placement agent and issued warrants to purchase 40,000 shares of common stock to the placement agent (the "2018 Agent Warrants"). The 2018 Agent Warrants are exercisable at a per share price of $12.50 and have a term of exercise of five years.  
Gross proceeds of cash $ 10,000,000    
Common stock, par value $ 12.50    
Additional warrants purchase 800,000    
Issuance of cash   $ 254,664  
Net proceeds of cash   $ 8,945,336