Stock-Based Compensation - Schedule of Stock-Based Compensation Expense (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Allocated Share Based Compensation Expense	$ 1,294,335	$ 2,323,561	$ 3,230,913	$ 4,705,218
Research and Development Expenses [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Allocated Share Based Compensation Expense	640,017	1,180,305	1,485,683	2,373,172
General and Administrative Expenses [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Allocated Share Based Compensation Expense	$ 654,318	$ 1,143,256	$ 1,745,230	$ 2,332,046