Stock-Based Compensation - Summary of Stock-Based Compensation Expense for Stock Options Granted to Employees and Non-Employees (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total stock-based compensation expense	$ 123,229	$ 591,124
Research and Development
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total stock-based compensation expense	28,820	368,495
Selling, General and Administrative
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total stock-based compensation expense	$ 94,409	$ 222,629