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REAL ESTATE (Details Narrative) $ in Thousands	3 Months Ended											12 Months Ended
	Dec. 31, 2019 USD ($)	Sep. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2019 USD ($) a	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)
Gain on sale of land	$ 5,400	$ 5,139	$ 2,517	$ 2,216	$ 3,826	$ 12,243	$ 1,335	$ 3,853	$ 1,062	$ (476)	$ 445	$ 15,272	$ 17,404	$ 4,884
Purchase price of properties													$ 10,558	$ 37,044
Payment for construction or predevelopment of various apartment complexes												28,500
Capitalized interest costs	800											800
Payments to acquire land												$ 3,422
Third Party Land Developer [Member]
Area of land purchased | a												37.8
Purchase price of properties												$ 2,000
Farmers Branch, Texas [Member]
Area of land sold | a												35.9
Proceeds from sale of land												$ 18,900
Gain on sale of land												$ 9,000
Forney, Texas [Member]
Area of land sold | a												29.4
Proceeds from sale of land												$ 5,000
Gain on sale of land												$ 4,100
Dallas Texas [Member]
Area of land sold | a												10.33
Proceeds from sale of land												$ 2,100
Gain on sale of land												$ 400
Nashville, Tennessee [Member]
Area of land sold | a												6.25
Proceeds from sale of land												$ 2,300
Gain on sale of land												$ 900
Fort Worth Texas [Member]
Area of land sold | a												23.24
Proceeds from sale of land												$ 1,800
Gain on sale of land												500
Mary Ester, Florida [Member]
Proceeds from sale of property												3,100
Gain (loss) on sale of property												(80)
Proceeds from sale of receivables												$ 1,800
Area of land purchased | a												1.27
Athens, Alabama [Member]
Area of land purchased | a												33.05
Purchase price of properties												$ 2,100
Payments to acquire land												900
Athens, Alabama [Member] | Note Payable [Member]
Debt instrument principal amount	$ 1,200											$ 1,200
Maturity term												18 months
Interest rate	5.91%											5.91%
Collin County, Texas [Member]
Area of land purchased | a												6.3
Collin County, Texas [Member] | Third Party Land Developer [Member]
Area of land purchased | a												8.94
Purchase price of properties												$ 2,500
Clark County, Nevada[Member]
Area of land purchased | a												31.5

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The area of land purchased during the period.

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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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The cash outflow from the acquisition of real estate intended to generate income for the owner; excludes land acquired for use by the owner.

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Carrying amount as of the balance sheet date of interest costs that were capitalized to properties under development during the land development and construction period of a project, and which are included in inventory.

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