Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Schedule of Stock-Based Compensation Awards Granted (Details)

v3.19.2
Stock-Based Compensation - Schedule of Stock-Based Compensation Awards Granted (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation $ 388,363 $ 303,890 $ 847,049 $ 575,176
General and Administrative Expense [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation 299,346 233,962 584,009 453,356
Research and Development Expense [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Total stock-based compensation $ 89,017 $ 69,928 $ 263,040 $ 121,820