Leases - Summary of Supplemental other Information Related to Operating Leases Balance Sheet (Detail) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating lease obligations (see Note 7 and 9)	$ 1,824,840	$ 1,744,128
Operating Lease, Liability, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesMember	us-gaap:OtherLiabilitiesMember
Right of use asset	$ 903,825	$ 698,321
Weighted-average remaining lease term	4 years 3 months 29 days	5 years 3 months 29 days
Weighted-average discount rate	7.30%	8.00%