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Earnings Per Share Earnings Per Share Calculations - Basic (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Earnings Per Share [Abstract]    
Basic earnings (loss) per share of common stock from continuing operations $ 0.36 $ (0.26)
Basic earnings per share of common stock from discontinued operations $ 0 $ 0.48
Basic earnings per share of common stock $ 0.36 $ 0.22