Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details Textual 1)

Stockholders' Equity (Details Textual 1) - USD ($)
3 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Jun. 30, 2018
Stockholders' Equity (Deficiency) [Line Items]      
Common stock, par value $ 0.001   $ 0.001
Public offering financings [Member]      
Stockholders' Equity (Deficiency) [Line Items]      
Issuance of shares and warrants - net of issue costs, shares   8,000,000  
Sale of stock, description 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 400,000 shares of common stock to the placement agent (the "2018 Agent Warrants"). The 2018 Agent Warrants are exercisable at a per share price of $1.25 and have a term of exercise of five years.    
Gross proceeds of cash   $ 10,000,000  
Common stock, par value   $ 1.25  
Additional warrants purchase   8,000,000  
Issuance of cash $ 254,664    
Net proceeds of cash $ 8,945,336