Employee Benefit Plans - Summary of the Amount Recognized in Other Liabilities (Detail) - USD ($)	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Employee Benefits And Share Based Compensation [Abstract]
Projected benefit obligation at end of year	$ 12,159,755	$ 13,209,019	$ 12,155,436
Fair value of plan assets at end of year	(9,587,893)	(9,168,583)	$ (8,257,698)
Other liability, Defined benefit plan	$ 2,571,862	$ 4,040,436