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Earnings Per Share - Schedule of Potentially Dilutive Common Stock Equivalents Excluded from Calculation of Diluted Weighted-average Shares Outstanding (Details) - shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Restricted Stock Units Outstanding      
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]      
Potentially dilutive common stock equivalents excluded from calculation of diluted weighted-average shares outstanding 1,144,287 126,816 829