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Subsequent Events (Details) - USD ($)
Jul. 31, 2020
Jul. 10, 2020
May 22, 2020
Feb. 27, 2019
Jun. 30, 2020
May 21, 2020
Jan. 24, 2020
Jun. 30, 2019
Jul. 19, 2017
Subsequent Event [Line Items]                  
Common stock, par value (in dollars per share)         $ 0.001 $ 0.001 $ 8.45 $ 0.001 $ 0.001
Price of a share           $ 7.30      
Net proceeds from stock issued       $ (822,741)          
Net proceeds from the offering     $ 9,200,000            
Underwriting option | Subsequent event                  
Subsequent Event [Line Items]                  
Shares issued   1,369,863              
Additional shares   205,479              
Price of a share   $ 7.30              
Net proceeds from stock issued   $ 10,530,000              
Net proceeds from the offering   $ 10,530,000              
Sales Agreement [Member] | Subsequent event                  
Subsequent Event [Line Items]                  
Commission rate 3.50%                
Fees and disbursements of legal counsel in an amount not to exceed $ 50,000                
Amount not to exceed quarter during the term of sales agreement 2,500                
Sales Agreement [Member] | ATM Offering [Member] | Subsequent event                  
Subsequent Event [Line Items]                  
Net proceeds from the offering $ 50,000,000