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Earnings Per Share - Schedule of Antidilutive Securities (Details) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Earnings Per Share [Abstract]        
Employee stock options and restricted stock awards excluded from computation of earnings per share amount 4,323,656 4,020,947 4,587,414 3,908,725