Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details 5)

v3.19.1
Stockholders' Equity (Details 5) - USD ($)
3 Months Ended 9 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2019
Mar. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense $ 99,735 $ 137,296 $ 355,388 $ 430,673
Research and development [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense 12,889 9,145 64,466 130,546
General and administrative [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense $ 86,846 $ 128,151 $ 290,922 $ 300,127