Consolidated Statements of Equity - USD ($) $ in Thousands	Total	Total Stockholders’ Equity	Common Stock	Preferred Stock	Additional Paid-in Capital	Distributions in Excess of Earnings	Non-controlling Interests	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
Beginning balance (in shares) at Dec. 31, 2020			14,827,410	9,784,067						4,377,762					19,145
Beginning balance at Dec. 31, 2020	$ 278,114	$ 277,659	$ 15	$ 262,036	$ 794,127	$ (778,519)	$ 455			$ 108,729					$ 473
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Distributions to noncontrolling interests	(114)						(114)
Stock based compensation expense	60	60			60
Common dividends	(1,112)	(1,112)				(1,112)
Dividends to holders of Preferred Stock								$ (2,350)	$ (2,350)			$ (2,350)	$ (9)	$ (9)			$ (9)
Issuance of Series D Preferred Stock (in shares)															4,045
Issuance of Series D Preferred Stock													96	96	$ 99	$ (3)
Reclassification of Series A Preferred Stock to permanent equity (in shares)										366,991
Reclassification of Series A Preferred stock to Perm Equity	8,243							8,243	8,243	$ 9,144	$ (901)
Redeemable preferred stock accretion	(57)	(57)				(57)
Redemption of Series A Preferred Stock (in shares)										(29,462)
Redemption of Series A Preferred Stock								(685)	(685)	$ (733)	61	(13)
Net income (loss)	(3,671)	(3,670)				(3,670)	(1)
Ending balance (in shares) at Mar. 31, 2021			14,827,410	10,125,641						4,715,291					23,190
Ending balance at Mar. 31, 2021	278,515	278,175	$ 15	$ 270,546	793,344	(785,730)	340			$ 117,140					$ 572
Beginning balance (in shares) at Dec. 31, 2021			23,369,331	11,715,354						6,271,337					56,857
Beginning balance at Dec. 31, 2021	373,549	373,204	$ 24	$ 310,661	866,746	(804,227)	345			$ 156,431					$ 1,396
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock based compensation expense	55	55			55
Common dividends	(1,986)	(1,986)				(1,986)
Dividends to holders of Preferred Stock								(2,896)	(2,896)			(2,896)	$ (21)	$ (21)			$ (21)
Issuance of Series D Preferred Stock (in shares)															0
Issuance of Series D Preferred Stock															$ 0
Reclassification of Series A Preferred Stock to permanent equity (in shares)										329,921
Reclassification of Series A Preferred stock to Perm Equity	7,667							7,667	7,667	$ 8,304	(637)
Redeemable preferred stock accretion	(15)	(15)				(15)
Redemption of Series A Preferred Stock (in shares)										(49,341)
Redemption of Series A Preferred Stock								$ (1,195)	$ (1,195)	$ (1,228)	$ 108	$ (75)
Net income (loss)	2,302	2,297				2,297	5
Ending balance (in shares) at Mar. 31, 2022			23,369,331	11,995,934						6,551,917					56,857
Ending balance at Mar. 31, 2022	$ 377,460	$ 377,110	$ 24	$ 317,737	$ 866,272	$ (806,923)	$ 350			$ 163,507					$ 1,396