XML 50 R41.htm IDEA: XBRL DOCUMENT v3.22.2
Stockholders' Equity - Stock-Based Compensation Expense (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Stock-based compensation expense        
Total stock-based compensation expense $ 963,758 $ 1,562,161 $ 2,044,400 $ 3,176,346
Research and Development        
Stock-based compensation expense        
Total stock-based compensation expense 270,050 609,321 588,875 1,298,294
General and Administrative Expense        
Stock-based compensation expense        
Total stock-based compensation expense $ 693,708 $ 952,840 $ 1,455,525 $ 1,878,052