Income Taxes - Summary of Consolidated Provision for Income Taxes (Details) - USD ($)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Summary of consolidated Federal income tax return
Current federal income tax provision	$ 13,952,230	$ 15,731,258	$ 24,749,832
Current state and local income tax provision	3,656,997	8,560,479	1,774,395
Deferred income tax expense (benefit)	1,079,247	(5,622,396)	2,893,063
Provision for income taxes	$ 18,688,474	$ 18,669,341	$ 29,417,290

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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