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Earnings Per Share - Additional Information (Details) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Common Stock | Share-based Payment Arrangement, Option        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Options outstanding to purchase (in shares) 2,800,000 37,250 1,000,000.0 500,000