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Income Taxes - Roll Forward of Uncertain Tax Positions (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]      
Uncertain tax positions, beginning of the year $ 0 $ 0 $ 2,982,337
Gross addition for tax positions of the current year 0 0 0
Gross additions for tax positions of prior years 0 0 0
Settlements during the period 0 0 (2,935,140)
Changes in judgment/excess reserve 0 0 (47,197)
Uncertain tax positions, end of year $ 0 $ 0 $ 0