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 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 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						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			$ 108,729										$ 473					$ 152,834
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 shares of stock (in shares)																				4,045
Issuance of shares of 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 permanent equity								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
Ending balance (in shares) at Mar. 31, 2021				10,125,641						4,715,291										23,190					5,387,160
Ending balance at Mar. 31, 2021	278,515	278,175	$ 15	$ 270,546	793,344	(785,730)	340			$ 117,140										$ 572					$ 152,834
Beginning balance (in shares) at Dec. 31, 2020			14,827,410
Beginning balance (in shares) at Dec. 31, 2020				9,784,067						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			$ 108,729										$ 473					$ 152,834
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Reclassification of Series A Preferred Stock to permanent equity	34,552
Net income (loss)	(1,520)
Ending balance (in shares) at Sep. 30, 2021			23,369,331
Ending balance (in shares) at Sep. 30, 2021				11,265,130						5,821,113										56,857					5,387,160
Ending balance at Sep. 30, 2021	375,505	375,163	$ 24	$ 299,323	867,636	(791,820)	342			$ 145,093										$ 1,396					$ 152,834
Beginning balance (in shares) at Mar. 31, 2021			14,827,410
Beginning balance (in shares) at Mar. 31, 2021				10,125,641						4,715,291										23,190					5,387,160
Beginning balance at Mar. 31, 2021	278,515	278,175	$ 15	$ 270,546	793,344	(785,730)	340			$ 117,140										$ 572					$ 152,834
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense (in shares)			20,332
Stock based compensation expense	50	50			50
Common dividends	(1,114)	(1,114)				(1,114)
Dividends to holders of Preferred Stock								(2,511)	(2,511)			(2,511)						(13)	(13)			(13)
Issuance of shares of stock (in shares)			8,521,589																	7,835
Issuance of shares of stock	76,943	76,943	$ 9		76,934													185	185	$ 192	(7)
Reclassification of Series A Preferred Stock to permanent equity (in shares)										556,587
Reclassification of Series A Preferred Stock to permanent equity								12,481	12,481	$ 13,915	(1,434)
Redeemable preferred stock accretion	(106)	(106)				(106)
Redemption of Series A Preferred Stock (in shares)										(18,501)
Redemption of Series A Preferred Stock								(431)	(431)	$ (460)	42	(13)
Net income (loss)	527	530				530	(3)
Ending balance (in shares) at Jun. 30, 2021			23,369,331
Ending balance (in shares) at Jun. 30, 2021				10,671,562						5,253,377										31,025					5,387,160
Ending balance at Jun. 30, 2021	364,526	364,189	$ 24	$ 284,193	868,929	(788,957)	337			$ 130,595										$ 764					$ 152,834
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Contributions to noncontrolling interests	9						9
Distributions to noncontrolling interests	(4)						(4)
Stock based compensation expense	55	55			55
Common dividends	(1,753)	(1,753)				(1,753)
Dividends to holders of Preferred Stock								(2,597)	(2,597)			(2,597)						(20)	(20)			(20)
Issuance of shares of stock (in shares)																				25,832
Issuance of shares of stock																		$ 612	612	$ 632	$ (20)
Reclassification of Series A Preferred Stock to permanent equity (in shares)										593,300
Reclassification of Series A Preferred Stock to permanent equity								13,828	13,828	$ 15,132	(1,304)
Redeemable preferred stock accretion	(90)	(90)				(90)
Redemption of Series A Preferred Stock (in shares)										(25,564)
Redemption of Series A Preferred Stock								$ (607)	(607)	$ (634)	54	(27)
Rights Offering costs	(78)	(78)			(78)
Net income (loss)	1,624	1,624				1,624
Ending balance (in shares) at Sep. 30, 2021			23,369,331
Ending balance (in shares) at Sep. 30, 2021				11,265,130						5,821,113										56,857					5,387,160
Ending balance at Sep. 30, 2021	$ 375,505	375,163	$ 24	$ 299,323	867,636	(791,820)	342			$ 145,093										$ 1,396					$ 152,834
Beginning balance (in shares) at Dec. 31, 2021	23,369,331		23,369,331
Beginning balance (in shares) at Dec. 31, 2021				11,715,354				6,271,337		6,271,337			0					56,857		56,857			5,387,160		5,387,160
Beginning balance at Dec. 31, 2021	$ 373,549	373,204	$ 24	$ 310,661	866,746	(804,227)	345			$ 156,431										$ 1,396					$ 152,834
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)
Reclassification of Series A Preferred Stock to permanent equity (in shares)										329,921
Reclassification of Series A Preferred Stock to permanent equity								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
Ending balance (in shares) at Mar. 31, 2022				11,995,934						6,551,917					0					56,857					5,387,160
Ending balance at Mar. 31, 2022	$ 377,460	377,110	$ 24	$ 317,737	866,272	(806,923)	350			$ 163,507					$ 0					$ 1,396					$ 152,834
Beginning balance (in shares) at Dec. 31, 2021	23,369,331		23,369,331
Beginning balance (in shares) at Dec. 31, 2021				11,715,354				6,271,337		6,271,337			0					56,857		56,857			5,387,160		5,387,160
Beginning balance at Dec. 31, 2021	$ 373,549	373,204	$ 24	$ 310,661	866,746	(804,227)	345			$ 156,431										$ 1,396					$ 152,834
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Repurchase of common stock (in shares)	(662,462)
Repurchase of common stock	$ (4,715)
Reclassification of Series A Preferred Stock to permanent equity	24,373
Net income (loss)	$ 5,001
Ending balance (in shares) at Sep. 30, 2022	22,737,853		22,737,853
Ending balance (in shares) at Sep. 30, 2022				13,002,509				7,134,335		7,134,335			2,859,441		2,859,441			56,857		56,857			2,951,876		2,951,876
Ending balance at Sep. 30, 2022	$ 372,144	371,778	$ 23	$ 332,918	862,360	(823,523)	366			$ 178,287					$ 69,490					$ 1,396					$ 83,745
Beginning balance (in shares) at Mar. 31, 2022			23,369,331
Beginning balance (in shares) at Mar. 31, 2022				11,995,934						6,551,917					0					56,857					5,387,160
Beginning balance at Mar. 31, 2022	377,460	377,110	$ 24	$ 317,737	866,272	(806,923)	350			$ 163,507					$ 0					$ 1,396					$ 152,834
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Contributions to noncontrolling interests	5						5
Distributions to noncontrolling interests	(3)						(3)
Stock-based compensation expense (in shares)			30,984
Stock based compensation expense	37	37			37
Repurchase of common stock (in shares)			(41,374)
Repurchase of common stock	(303)	(303)			(303)
Common dividends	(1,986)	(1,986)				(1,986)
Dividends to holders of Preferred Stock								$ (2,960)	(2,960)			(2,960)	$ (79)	$ (79)			$ (79)	$ (21)	(21)			(21)
Issuance of shares of stock (in shares)															192,440
Issuance of shares of stock													4,354	4,354	$ 4,770	$ (416)
Reclassification of Series A Preferred Stock to permanent equity (in shares)										430,082
Reclassification of Series A Preferred Stock to permanent equity								9,668	9,668	$ 10,857	(1,189)
Redeemable preferred stock accretion	(4)	(4)				(4)
Redemption of Series A Preferred Stock (in shares)										(88,225)
Redemption of Series A Preferred Stock								(2,093)	(2,093)	$ (2,188)	201	(106)
Net income (loss)	2,931	2,922				2,922	9
Ending balance (in shares) at Jun. 30, 2022			23,358,941
Ending balance (in shares) at Jun. 30, 2022				12,530,231						6,893,774					192,440					56,857					5,387,160
Ending balance at Jun. 30, 2022	387,006	386,645	$ 24	$ 331,176	864,602	(809,157)	361			$ 172,176					$ 4,770					$ 1,396					$ 152,834
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock based compensation expense	55	55			55
Repurchase of common stock (in shares)			(621,088)																						(2,435,284)
Repurchase of common stock	(4,412)	(4,412)	$ (1)		(4,411)																		$ (67,417)	$ (67,417)	$ (69,089)	$ 6,451	$ (4,779)
Common dividends	(1,933)	(1,933)				(1,933)
Dividends to holders of Preferred Stock								(2,880)	(2,880)			(2,880)	(1,708)	(1,708)			$ (1,708)	$ (22)	$ (22)			$ (22)	$ (2,723)	$ (2,723)			$ (2,723)
Issuance of shares of stock (in shares)															2,667,001
Issuance of shares of stock													$ 60,780	$ 60,780	$ 64,720	$ (3,940)
Reclassification of Series A Preferred Stock to permanent equity (in shares)										299,303															299,303
Reclassification of Series A Preferred Stock to permanent equity								7,038	7,038	$ 7,574	(536)														$ 7,574
Redeemable preferred stock accretion	0
Redemption of Series A Preferred Stock (in shares)										(58,742)															(58,742)
Redemption of Series A Preferred Stock								$ (1,408)	$ (1,408)	$ (1,463)	$ 139	$ (84)													$ (1,463)
Net income (loss)	$ (232)	(237)				(237)	5
Ending balance (in shares) at Sep. 30, 2022	22,737,853		22,737,853
Ending balance (in shares) at Sep. 30, 2022				13,002,509				7,134,335		7,134,335			2,859,441		2,859,441			56,857		56,857			2,951,876		2,951,876
Ending balance at Sep. 30, 2022	$ 372,144	$ 371,778	$ 23	$ 332,918	$ 862,360	$ (823,523)	$ 366			$ 178,287					$ 69,490					$ 1,396					$ 83,745