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

The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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+ Details