Income Taxes - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Operating Loss Carryforwards [Line Items]
Income tax paid	$ 72,574,675	$ 18,510,094	$ 2,879,010
Operating Loss Carryforwards, Expiration Date	2031
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	$ 554,000	$ 554,000
Federal Tax Authority [member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	57,000,000
State and Local Jurisdiction [member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 18,000,000