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Earnings Per Share Earnings Per Share Calculations - Diluted (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Earnings Per Share [Abstract]
Diluted earnings (loss) per share of common stock from continuing operations	$ 1.37	$ 1.01	$ 2.18	$ 1.37
Diluted earnings (loss) per share of common stock from discontinued operations	$ (0.06)	$ 0	$ (0.07)	$ 0
Diluted earnings (loss) per share of common stock	$ 1.31	$ 1.01	$ 2.11	$ 1.37

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Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation.

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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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Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities, and addition from assumption of issuance of common shares for dilutive potential common shares; of income (loss) available to common shareholders.

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