Accrued Liabilities - Summary of Accrued Liabilities (Details) - USD ($)	Jun. 30, 2021	Dec. 31, 2020
Payables And Accruals [Abstract]
Accrued employee bonuses	$ 423,567	$ 436,799
Payroll and employee benefit accruals	464,684	694,058
Accrued professional fees	159,402	49,264
Other accrued liabilities	270,037	279,757
Total accrued liabilities	$ 1,317,690	$ 1,459,878