RENTAL INCOME (Details) - USD ($)	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
RENTAL INCOME
Percentage of rental income related to residential apartments and condominium units with leases of one year or less	93.00%
Maximum period of non-cancelable operating lease	1 year
Percentage of rental income related to commercial properties	7.00%
Minimum future rental income
2016	$ 2,638,000
2017	2,235,000
2018	1,836,000
2019	1,201,000
2020	941,000
Thereafter	422,000
Commercial Property Leases	9,273,000
Aggregate contingent rentals from continuing operations	$ 304,000	$ 345,000