Consolidated Statements of Equity (Unaudited) - USD ($) $ in Thousands	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Non-controlling Interest [Member]
Beginning balance at Dec. 31, 2019	$ 51,436		$ 216	$ 53,059	$ (1,890)	$ 51
Beginning balance (in shares) at Dec. 31, 2019		500	21,587,336
Net loss	(2,436)				(2,075)	(361)
Ending balance at Mar. 31, 2020	49,000		$ 216	53,059	(3,965)	(310)
Ending balance (in shares) at Mar. 31, 2020		500	21,587,336
Beginning balance at Dec. 31, 2019	51,436		$ 216	53,059	(1,890)	51
Beginning balance (in shares) at Dec. 31, 2019		500	21,587,336
Net loss	(4,919)
Ending balance at Jun. 30, 2020	46,517		$ 216	53,059	(6,079)	(679)
Ending balance (in shares) at Jun. 30, 2020		500	21,587,336
Beginning balance at Mar. 31, 2020	49,000		$ 216	53,059	(3,965)	(310)
Beginning balance (in shares) at Mar. 31, 2020		500	21,587,336
Net loss	(2,483)				(2,114)	(369)
Ending balance at Jun. 30, 2020	46,517		$ 216	53,059	(6,079)	(679)
Ending balance (in shares) at Jun. 30, 2020		500	21,587,336
Beginning balance at Dec. 31, 2020	43,484		$ 225	54,622	(10,035)	(1,328)
Beginning balance (in shares) at Dec. 31, 2020		500	22,624,679
Stock-based compensation	21			21
Tax effect of change in ownership percentage of OP	(16)			(16)
Net loss	(1,942)				(1,677)	(265)
Ending balance at Mar. 31, 2021	41,547		$ 225	54,627	(11,712)	(1,593)
Ending balance (in shares) at Mar. 31, 2021		500	22,624,679
Beginning balance at Dec. 31, 2020	43,484		$ 225	54,622	(10,035)	(1,328)
Beginning balance (in shares) at Dec. 31, 2020		500	22,624,679
Net loss	(5,071)
Ending balance at Jun. 30, 2021	46,398		$ 290	62,542	(14,442)	(1,992)
Ending balance (in shares) at Jun. 30, 2021		500	29,039,222
Beginning balance at Mar. 31, 2021	41,547		$ 225	54,627	(11,712)	(1,593)
Beginning balance (in shares) at Mar. 31, 2021		500	22,624,679
Issuance of common stock	7,860		$ 63	7,797
Issuance of common stock (in shares)			6,331,162
Grants of restricted stock (in shares)			90,517
Shares surrendered for taxes upon vesting	(21)			(21)
Shares surrendered for taxes upon vesting (in shares)			(7,136)
Issuance of warrants	22			22
Stock-based compensation	123		$ 2	121
Tax effect of change in ownership percentage of OP	(4)			(4)
Net loss	(3,129)				(2,730)	(399)
Ending balance at Jun. 30, 2021	$ 46,398		$ 290	$ 62,542	$ (14,442)	$ (1,992)
Ending balance (in shares) at Jun. 30, 2021		500	29,039,222