OPERATING SEGMENTS (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017
Segment Reporting Information [Line Items]
Total operating revenues	$ 31,083	$ 31,822
Property operating expenses	(14,424)	(16,265)
Interest income	5,109	4,792
Gain on land sales	1,335	445
Segment operating income (loss)	4,918	4,477
Real estate assets	979,130	911,724
Commercial Properties [Member]
Segment Reporting Information [Line Items]
Total operating revenues	7,555	9,159
Property operating expenses	(3,749)	(4,939)
Depreciation and amortization	(2,292)	(2,302)
Mortgage and loan interest	(1,849)	(1,606)
Segment operating income (loss)	(335)	312
Capital expenditures	633	1,375
Real estate assets	135,799	150,225
Property Sales
Sales price
Cost of sale
Apartments [Member]
Segment Reporting Information [Line Items]
Total operating revenues	23,525	22,660
Property operating expenses	(10,582)	(10,746)
Depreciation and amortization	(4,149)	(4,046)
Mortgage and loan interest	(5,456)	(6,758)
Segment operating income (loss)	3,338	1,110
Real estate assets	726,244	633,491
Property Sales
Sales price	2,512
Cost of sale	(2,512)
Land [Member]
Segment Reporting Information [Line Items]
Total operating revenues	1
Property operating expenses		(279)
Depreciation and amortization
Mortgage and loan interest	(195)	(694)
Gain on land sales	1,335	445
Segment operating income (loss)	1,141	(528)
Capital expenditures		399
Real estate assets	116,436	127,978
Property Sales
Sales price	7,239	1,089
Cost of sale	(5,904)	(644)
Gain on sale	1,335	445
Other [Member]
Segment Reporting Information [Line Items]
Total operating revenues	2	3
Property operating expenses	(93)	(301)
Depreciation and amortization	50	18
Mortgage and loan interest	(8,224)	(7,738)
Interest income	5,109	4,792
Segment operating income (loss)	(3,156)	(3,226)
Real estate assets	651
Property Sales
Sales price
Cost of sale
Total Segments [Member]
Segment Reporting Information [Line Items]
Total operating revenues	31,083	31,822
Property operating expenses	(14,424)	(16,265)
Depreciation and amortization	(6,391)	(6,330)
Mortgage and loan interest	(15,724)	(16,796)
Interest income	5,109	4,792
Gain on land sales	1,335	445
Segment operating income (loss)	988	(2,332)
Capital expenditures	633	1,774
Real estate assets	979,130	911,724
Property Sales
Sales price	9,751	1,089
Cost of sale	(8,416)	(644)
Gain on sale	$ 1,335	$ 445

Refers to capital expenditures as on date

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Amount of the cost of borrowed funds accounted for as interest expense for debt including loan charges and prepayment penalities.

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The cost of sales of real estate.

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The selling of price of real estate.

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The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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Amount of expense incurred and directly related to generating revenue from leased and rented property or equipment.

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The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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This element represents the amount of gain (loss) on sale of properties during the reporting period gross of the applicable income taxes realized.

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Amount of interest income earned from interest bearing assets classified as other.

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Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

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The aggregate revenue from real estate operations during the reporting period.

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