INCOME TAXES - Additional Information (Details) - USD ($)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income taxes
Number of year cumulative loss	3 years
Valuation allowance	$ 11,777,000	$ 13,005,000
Decrease in valuation allowance	1,200,000
Decrease from sale of subsidiary	700,000
Decrease in accrued expenses	200,000
Utilization of net operating losses	$ 300,000
Discontinued Operation, Gain (Loss) on Disposal, Statement of Income or Comprehensive Income [Extensible Enumeration]	Gain (loss) on disposal of assets, net
Unrecognized tax benefits	$ 0
Common Stock
Income taxes
Ordinary income, percent	58.82%	0.00%	52.46%
Return of capital, percent	0.00%	0.00%	47.54%
Capital gain distributions, percent	27.92%	0.00%	0.00%
Preferred Stock - Series E
Income taxes
Ordinary income, percent	58.82%	0.00%	25.00%
Return of capital, percent	0.00%	100.00%	75.00%
Capital gain distributions, percent	27.92%	0.00%	0.00%
Preferred Stock - Series D
Income taxes
Ordinary income, percent	0.00%	0.00%	25.00%
Return of capital, percent	0.00%	100.00%	75.00%
Capital gain distributions, percent	0.00%	0.00%	0.00%
Preferred Stock - Series F
Income taxes
Ordinary income, percent	58.82%	0.00%	0.00%
Return of capital, percent	0.00%	100.00%	0.00%
Capital gain distributions, percent	27.92%	0.00%	0.00%
Federal
Income taxes
Operating loss carryforwards	$ 35,700,000
Federal \| TRSs
Income taxes
Operating loss carryforwards	37,700,000
Federal \| REIT Subsidiaries
Income taxes
Operating loss carryforwards	2,500,000
State \| TRSs
Income taxes
Operating loss carryforwards	$ 37,200,000

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