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MORTGAGE AND OTHER NOTES RECEIVABLE - Summary (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Mortgage And Other Notes Receivable [Line Items]
Assignment of the partnership interest (as a percent)	100.00%
Mortgage and other notes receivable	$ 4,662,000	$ 7,672,000
Mortgage Receivable
Mortgage And Other Notes Receivable [Line Items]
Mortgage and other notes receivable	2,637,000	$ 4,884,000
Mortgage Receivable | D'Iberville Promenade, LLC
Mortgage And Other Notes Receivable [Line Items]
Mortgage and other notes receivable	$ 1,100,000
Mortgage Receivable | Minimum
Mortgage And Other Notes Receivable [Line Items]
Interest Rate (as a percent)	4.28%	4.00%
Mortgage Receivable | Maximum
Mortgage And Other Notes Receivable [Line Items]
Interest Rate (as a percent)	9.50%	9.50%
Other Notes Receivable
Mortgage And Other Notes Receivable [Line Items]
Mortgage and other notes receivable	$ 2,025,000	$ 2,788,000
Other Notes Receivable | Minimum
Mortgage And Other Notes Receivable [Line Items]
Interest Rate (as a percent)	4.00%	4.00%
Other Notes Receivable | Maximum
Mortgage And Other Notes Receivable [Line Items]
Interest Rate (as a percent)	5.00%	5.00%

X

- Definition

Mortgage and other notes receivable.

+ References

No definition available.

+ Details

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- Definition

Percentage of assignment of the partnership interest in the real estate.

+ References

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- Definition

Interest rate of mortgage loan within investment in mortgage loan on real estate by entity with substantial portion of business acquiring and holding investment real estate or interest in real estate.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 12
-Paragraph Column B
-Subsection 29

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 310
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29(Column B))
-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

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- Definition

Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919230-210447

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522

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