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Subsequent Events (Details) - USD ($)
9 Months Ended
Apr. 19, 2018
Mar. 31, 2018
Mar. 31, 2017
Jun. 30, 2017
Mar. 24, 2017
Subsequent Event [Line Items]          
Stock issued (in shares)   620,000      
Stock issued, par value (in dollars per share)   $ 0.001   $ 0.001 $ 0.001
Proceeds from issuance of stock   $ 122,000 $ 850,000    
Common Stock [Member]          
Subsequent Event [Line Items]          
Stock issued (in shares)   620,000      
Subsequent Event [Member]          
Subsequent Event [Line Items]          
Termination fee of SEDA $ 100,000        
Subsequent Event [Member] | Garden State Securities, Inc. ("GSS") [Member]          
Subsequent Event [Line Items]          
Percentage of purchase price of common stock 10.00%        
Warrant to purchase shares of common stock (in shares) 86,957        
Exercise price of warrants (in dollars per share) $ 1.15        
Warrant expiration period 5 years        
Percentage of amount paid by investor 5.00%        
Subsequent Event [Member] | Maximum [Member]          
Subsequent Event [Line Items]          
Termination period of SEDA 18 months        
Subsequent Event [Member] | Common Stock [Member]          
Subsequent Event [Line Items]          
Stock issued (in shares) 869,565        
Stock issued, par value (in dollars per share) $ 0.001        
Sale of stock, commitment period 2 years        
Sale of stock at discount rate 8.00%        
Shares issued as commitment fees (in shares) 100,000        
Commitment period 2 years        
Subsequent Event [Member] | Common Stock [Member] | Initial Shares [Member]          
Subsequent Event [Line Items]          
Proceeds from issuance of stock $ 1,000,000        
Subsequent Event [Member] | Common Stock [Member] | Maximum [Member]          
Subsequent Event [Line Items]          
Value of shares authorized for sale $ 5,000,000