Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities - Summary of Accrued Liabilities (Detail)

v3.20.2
Accrued Liabilities - Summary of Accrued Liabilities (Detail) - USD ($)
Sep. 30, 2020
Dec. 31, 2019
Payables and Accruals [Abstract]    
Accrued compensation costs $ 1,082,550 $ 1,621,008
Accrued research and development service fees 388,227 3,865,146
Accrued professional fees 369,496 842,613
Accrued facilities operation expenses 154,787 180,158
Other accrued liabilities 1,260 63,387
Accrued insurance costs   231,477
Total accrued liabilities $ 1,996,320 $ 6,803,789