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Earnings Per Share - Additional Information (Details) - shares
shares in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Employee Stock Option        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive securities excluded from the calculation of diluted EPS (shares) 0.5 0.5 0.5 0.5