CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Series C Preferred Stock	Series E Preferred Units	Series D Preferred Units	PREFERRED SHARES	COMMON SHARES	COMMON SHARES Series E Preferred Units	COMMON SHARES Series D Preferred Units	ACCUMULATED DISTRIBUTIONS IN EXCESS OF NET INCOME (LOSS)	ACCUMULATED DISTRIBUTIONS IN EXCESS OF NET INCOME (LOSS) Series C Preferred Stock	ACCUMULATED OTHER COMPREHENSIVE LOSS	NONCONTROLLING INTERESTS	NONCONTROLLING INTERESTS Series E Preferred Units
Beginning balance at Dec. 31, 2021	$ 996,280				$ 93,530	$ 1,157,255			$ (474,318)		$ (4,435)	$ 224,248
Beginning balance (in shares) at Dec. 31, 2021						15,016
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income attributable to controlling interests and noncontrolling interests	(15,556)								(12,103)			(3,453)
Change in fair value of derivatives and amortization of swap settlements	2,277										2,277
Distributions - common shares and units	(35,832)								(33,663)			(2,169)
Distributions - Series C preferred shares	(4,821)	$ (4,821)								$ (4,821)
Distributions - Series E preferred stock			$ (5,272)										$ (5,272)
Share-based compensation, net of forfeitures (in shares)						25
Share-based compensation, net of forfeitures	1,908					$ 1,908
Sale of common shares, net (in shares)						321
Sale of common shares, net	31,499					$ 31,499
Issuance of Units	22,882					$ 13,023						9,859
Redemption of Units for common shares (in shares)						19
Redemption of Units for common shares	0					$ (831)						831
Redemption of units for cash	(3,837)											(3,837)
Shares repurchased (in shares)						(5)
Shares repurchased	(359)					$ (359)
Change in redemption value of Series D preferred units				$ 8,771				$ 8,771
Shares withheld for taxes	(1,280)					(1,280)
Other	(374)					(254)						(120)
Ending balance at Sep. 30, 2022	996,286				93,530	$ 1,209,732			(524,905)		(2,158)	220,087
Ending balance (in shares) at Sep. 30, 2022						15,376
Beginning balance at Jun. 30, 2022	1,010,618				93,530	$ 1,207,849			(511,552)		(2,362)	223,153
Beginning balance (in shares) at Jun. 30, 2022						15,373
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income attributable to controlling interests and noncontrolling interests	(930)								(523)			(407)
Change in fair value of derivatives and amortization of swap settlements	204										204
Distributions - common shares and units	(11,938)								(11,223)			(715)
Distributions - Series C preferred shares	(1,607)	(1,607)								(1,607)
Distributions - Series E preferred stock			(1,757)										(1,757)
Share-based compensation, net of forfeitures	709					$ 709
Redemption of Units for common shares (in shares)						8
Redemption of Units for common shares	0					$ (456)						456
Redemption of units for cash	(607)											(607)
Shares repurchased (in shares)						(5)
Shares repurchased	(359)					$ (359)
Change in redemption value of Series D preferred units	2,067					2,067
Other	(114)					(78)						(36)
Ending balance at Sep. 30, 2022	996,286				93,530	$ 1,209,732			(524,905)		(2,158)	220,087
Ending balance (in shares) at Sep. 30, 2022						15,376
Beginning balance at Dec. 31, 2022	950,296				93,530	$ 1,177,484			(539,422)		(2,055)	220,759
Beginning balance (in shares) at Dec. 31, 2022						15,020
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income attributable to controlling interests and noncontrolling interests	58,636								49,482			9,154
Change in fair value of derivatives and amortization of swap settlements	621										621
Distributions - common shares and units	(34,891)								(32,825)			(2,066)
Distributions - Series C preferred shares	(4,821)	(4,821)								(4,821)
Distributions - Series E preferred stock			(5,076)										(5,076)
Share-based compensation, net of forfeitures (in shares)						19
Share-based compensation, net of forfeitures	2,712					$ 2,712
Redemption of Units for common shares (in shares)						107	31
Redemption of Units for common shares	0		0			$ (1,919)	$ (2,296)					1,919	2,296
Shares repurchased (in shares)						(124)
Shares repurchased	(6,718)					$ (6,718)
Shares withheld for taxes	(182)					$ (182)
Other (in shares)						(1)
Other	(218)					$ (56)						(162)
Ending balance at Sep. 30, 2023	960,359				93,530	$ 1,169,025			(527,586)		(1,434)	226,824
Ending balance (in shares) at Sep. 30, 2023						15,052
Beginning balance at Jun. 30, 2023	965,408				93,530	$ 1,169,501			(522,796)		(1,758)	226,931
Beginning balance (in shares) at Jun. 30, 2023						14,949
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income attributable to controlling interests and noncontrolling interests	9,009								7,774			1,235
Change in fair value of derivatives and amortization of swap settlements	324										324
Distributions - common shares and units	(11,615)								(10,957)			(658)
Distributions - Series C preferred shares	(1,607)	$ (1,607)								$ (1,607)
Distributions - Series E preferred stock			(1,682)										(1,682)
Share-based compensation, net of forfeitures	602					$ 602
Redemption of Units for common shares (in shares)						97	6
Redemption of Units for common shares	0		$ 0			$ (898)	$ (176)					898	$ 176
Other	(80)					(4)						(76)
Ending balance at Sep. 30, 2023	$ 960,359				$ 93,530	$ 1,169,025			$ (527,586)		$ (1,434)	$ 226,824
Ending balance (in shares) at Sep. 30, 2023						15,052