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Earnings Per Share - Additional Information (Details) - shares
shares in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Common stock equivalents (in shares) 6,000 3,000 3,000 3,000
Stock Options and Restricted Stock Awards        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Common stock equivalents (in shares)     2,000  
Preferred Stock | Convertible Debt Securities        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Common stock equivalents (in shares) 40,000   40,000  
4.00% senior exchangeable notes due 2025 | Senior Secured Notes | Convertible Debt Securities        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Common stock equivalents (in shares) 44,000   44,000