Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Total Stockholders' Equity	Common Stock	Preferred Stock	Additional Paid-in Capital	Distributions in Excess of Earnings	Noncontrolling Interests	Series A1 Preferred Stock	Series A1 Preferred Stock Total Stockholders' Equity	Series A1 Preferred Stock Preferred Stock	Series A1 Preferred Stock Additional Paid-in Capital	Series A1 Preferred Stock Distributions in Excess of Earnings	Series A Preferred Stock	Series A Preferred Stock Total Stockholders' Equity	Series A Preferred Stock Preferred Stock	Series A Preferred Stock Additional Paid-in Capital	Series A Preferred Stock Distributions in Excess of Earnings	Series D Preferred Stock	Series D Preferred Stock Total Stockholders' Equity	Series D Preferred Stock Preferred Stock	Series D Preferred Stock Additional Paid-in Capital	Series D Preferred Stock Distributions in Excess of Earnings	Series L Preferred Stock	Series L Preferred Stock Total Stockholders' Equity	Series L Preferred Stock Preferred Stock	Series L Preferred Stock Additional Paid-in Capital	Series L Preferred Stock Distributions in Excess of Earnings
Beginning balance (in shares) at Dec. 31, 2020			14,827,410
Beginning balance (in shares) at Dec. 31, 2020				9,784,067						0					4,377,762					19,145					5,387,160
Beginning balance at Dec. 31, 2020	$ 278,114	$ 277,659	$ 15	$ 262,036	$ 794,127	$ (778,519)	$ 455			$ 0					$ 108,729					$ 473					$ 152,834
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Contributions to noncontrolling interests	9						9
Distributions to noncontrolling interests	(118)						(118)
Stock-based compensation expense (in shares)			20,332
Stock-based compensation expense	220	220			220
Common dividends	(5,732)	(5,732)				(5,732)
Dividends to holders of Series Preferred Stock													$ (10,289)	$ (10,289)			$ (10,289)	$ (65)	$ (65)			$ (65)	$ (8,406)	$ (8,406)			$ (8,406)
Issuance of shares of stock (in shares)			8,521,589	37,712																37,712
Issuance of shares of stock	76,921	76,921	$ 9	$ 923	76,912													$ 893	893	$ 923	$ (30)
Reclassification of Series A preferred Stock to permanent equity (in shares)				2,006,456											2,006,456
Reclassification of Series A Preferred Stock to permanent equity	45,806			$ 50,508									45,806	45,806	$ 50,508	$ (4,702)
Redeemable Preferred Stock deemed dividends	(253)	(253)				(253)
Redemption of Preferred Stock (in shares)				(112,881)											(112,881)
Redemption of Preferred Stock				$ (2,806)									$ (2,700)	(2,700)	$ (2,806)	219	(113)
Net (loss) income	$ (851)	(850)				(850)	(1)
Ending balance (in shares) at Dec. 31, 2021	23,369,331		23,369,331
Ending balance (in shares) at Dec. 31, 2021				11,715,354				0		0			6,271,337		6,271,337			56,857		56,857			5,387,160		5,387,160
Ending balance at Dec. 31, 2021	$ 373,549	373,204	$ 24	$ 310,661	866,746	(804,227)	345			$ 0					$ 156,431					$ 1,396					$ 152,834
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Contributions to noncontrolling interests	5						5
Distributions to noncontrolling interests	(4)						(4)
Stock-based compensation expense (in shares)			30,984
Stock-based compensation expense	$ 202	202			202
Repurchase of Common and Preferred Stock (in shares)	(662,462)		(662,462)	(5,387,160)																					(5,387,160)
Repurchase of Common and Preferred Stock	$ (4,715)	(4,715)	$ (1)	$ (152,834)	(4,714)																				$ (152,834)
Common dividends	(7,838)	(7,838)				(7,838)
Dividends to holders of Series Preferred Stock								$ (2,463)	$ (2,463)			$ (2,463)	$ (8,700)	(8,700)			(8,700)	$ (62)	(62)			(62)	$ (7,329)	(7,329)			(7,329)
Issuance of shares of stock (in shares)				5,966,077						5,966,077
Issuance of shares of stock				$ 147,761				135,391	135,391	$ 147,761	$ (12,370)
Reclassification of Series A preferred Stock to permanent equity (in shares)				1,630,765											1,630,765
Reclassification of Series A Preferred Stock to permanent equity	37,766	37,766		$ 40,998	(3,232)								184,000		$ 40,998
Repurchase and Redemption of Series L Preferred Stock (in shares)																									(5,387,160)
Repurchase and Redemption of Series L Preferred Stock																							$ (151,256)	$ (151,256)	$ (152,834)	$ 14,270	$ (12,692)
Redeemable Preferred Stock deemed dividends	(19)	(19)				(19)
Redemption of Preferred Stock (in shares)										(9,930)					(336,753)					(8,000)
Redemption of Preferred Stock								$ (227)	$ (227)	$ (247)	$ 23	$ (3)	$ (8,032)	$ (8,032)	$ (8,381)	$ 789	$ (440)	$ (180)	$ (180)	$ (196)	$ 7	$ 9
Net (loss) income	$ 5,945	5,918				5,918	27
Ending balance (in shares) at Dec. 31, 2022	22,737,853		22,737,853
Ending balance (in shares) at Dec. 31, 2022				13,570,353				5,956,147		5,956,147			7,565,349		7,565,349			48,857		48,857			0		0
Ending balance at Dec. 31, 2022	$ 362,033	$ 361,660	$ 23	$ 337,762	$ 861,721	$ (837,846)	$ 373			$ 147,514					$ 189,048					$ 1,200					$ 0