Employee Benefit Plans - Schedule of Information About Options Exercised (Details) - USD ($)	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Employee Benefit Plans
Number of options exercised (in shares)	47,374	12,467
Total intrinsic value of options exercised	$ 746,292	$ 170,023
Cash received from options exercised	639,214	80,113
Tax deduction realized from options	$ 224,522	$ 51,151

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Amount of tax benefit from exercise of option under share-based payment arrangement.

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Amount of cash inflow from exercise of option under share-based payment arrangement.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Number of share options (or share units) exercised during the current period.

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