CONSOLIDATED STATEMENT OF EQUITY - 9 months ended Sep. 30, 2018 - USD ($) $ in Thousands	Total	Preferred Shares	Common Shares	Additional Paid-in Capital	Accumulated Distributions in Excess of Net Income	Deferred Compensation Obligation	Accumulated Other Comprehensive Loss	Treasury Stock at Cost	Non-Controlling Interests
Beginning Balance at Dec. 31, 2017	$ 2,897,438	$ 525,000	$ 18,426	$ 5,531,249	$ (3,183,134)	$ 8,777	$ (1,106)	$ (8,280)	$ 6,506
Issuance of common shares related to stock plans	5,969	0	41	5,928	0	0	0	0	0
Stock-based compensation, net	4,815	0	0	4,892	0	(303)	0	226	0
Distributions to non-controlling interests	(1,050)	0	0	0	0	0	0	0	(1,050)
Redemption of OP Units	(709)	0	0	880	0	0	0	0	(1,589)
Dividends declared-common shares	(177,634)	0	0	0	(177,634)	0	0	0	0
Dividends declared-preferred shares	(25,149)	0	0	0	(25,149)	0	0	0	0
RVI spin-off	(663,406)	0	0	0	(663,406)	0	0	0	0
Comprehensive (loss) income	(65,283)	0	0	0	(66,413)	0	13	0	1,117
Ending Balance at Sep. 30, 2018	$ 1,974,991	$ 525,000	$ 18,467	$ 5,542,949	$ (4,115,736)	$ 8,474	$ (1,093)	$ (8,054)	$ 4,984