Earnings Per Share Earnings Per Share Calculations - Basic (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Earnings Per Share [Abstract]
Basic earnings (loss) per share of common stock from continuing operations	$ 0.05	$ (0.52)	$ 2.25	$ 0.85
Basic earnings (loss) per share of common stock from discontinued operations	$ (0.01)	$ 0	$ (0.08)	$ 0
Basic earnings (loss) per share of common stock	$ 0.04	$ (0.52)	$ 2.17	$ 0.85