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Stockholders' Equity - Antidilutive Securities Excluded from Computation of Net Income Per Share (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Restricted stock units    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities $ 203,188 $ 0