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INVESTMENT IN UNCONSOLIDATED JOINT VENTURES (Details)		3 Months Ended		9 Months Ended
	Jul. 12, 2021 USD ($) a	Sep. 30, 2021 USD ($) item	Sep. 30, 2020 USD ($)	Sep. 30, 2021 USD ($) item	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($) item
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Investment in unconsolidated joint ventures		$ 10,178,000		$ 10,178,000		$ 10,702,000
Equity in earnings of unconsolidated joint ventures		$ 77,000	$ 132,000	$ 75,000	$ 186,000
Unconsolidated Joint Ventures
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Number of unconsolidated joint ventures | item		3		3		3
Number of properties owned and operated by each unconsolidated joint venture | item		1		1		1
Investment in unconsolidated joint ventures		$ 10,178,000		$ 10,178,000		$ 10,702,000
Equity in earnings of unconsolidated joint ventures		77,000	$ 132,000	75,000	$ 186,000
Unconsolidated Joint Ventures | MCB Real Estate LLC And Its Affiliates
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Investment in unconsolidated joint ventures		8,685,000		8,685,000		$ 8,761,000
Unconsolidated Joint Ventures | Retail property located in Savannah, Georgia
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Number of acres retained by unconsolidated joint venture after sale | a	2.2
Unconsolidated Joint Ventures | Properties disposed of by sale | Retail property located in Savannah, Georgia
INVESTMENT IN UNCONSOLIDATED JOINT VENTURES
Proceeds from sale of real estate, net of closing costs	$ 2,559,000
Percentage of gain recognized by the Company	50.00%
Company's share of gain		$ 801,000		$ 801,000

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The area of land retained by an unconsolidated joint venture after the sale of a portion of the property.

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The Company's share of gain (loss) from an unconsolidated joint venture's sale of real estate.

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The percentage of gain (loss) recognized by the Company from an unconsolidated joint venture's sale of real estate.

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The carrying amount of investments in unconsolidated real estate and other joint ventures not separately presented. This includes direct and indirect investments.

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