Shareholders' Equity and Earnings (Loss) Per Common Share - Basic and Diluted Earnings (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Shareholders' Equity and Earnings (Loss) Per Common Share
Net income (loss)	$ 141,494	$ (3,318)	$ 141,417	$ (27,387)
Net (income) loss attributable to redeemable noncontrolling interests	(18,248)	345	(18,258)	2,575
Net loss attributable to noncontrolling interests	29		84	1,108
Net income (loss) attributable to common shareholders	123,275	(2,973)	123,243	(23,704)
Distributions to participating securities	(12)	(734)	(12)	(734)
Net income (loss) available to common shareholders - basic	123,263	(3,707)	123,231	(24,438)
Net income (loss) available to common shareholders - diluted	$ 123,263	$ (3,707)	$ 123,231	$ (24,438)
Weighted average number of common shares outstanding - basic	121,316	131,480	123,984	131,510
Weighted average number of common shares outstanding - diluted	121,316	131,480	123,984	131,510
Earnings (loss) per common share - basic	$ 1.02	$ (0.03)	$ 0.99	$ (0.19)
Earnings (loss) per common share - diluted	$ 1.02	$ (0.03)	$ 0.99	$ (0.19)