RENTAL INCOME (Details) (USD $)	3 Months Ended
	Mar. 31, 2014 sqft item	Mar. 31, 2013	Dec. 31, 2013
RENTAL INCOME
Percentage of rental income related to residential apartments and condominium units with leases of one year or less	92.00%
Maximum period of non-cancelable operating lease	1 year
Percentage of rental income related to commercial properties	8.00%
Minimum future rental income
2015	$ 2,690,000
2016	2,464,000
2017	1,859,000
2018	1,275,000
2019	964,000
Thereafter	1,168,000
Commercial Property Leases	10,420,000
Aggregate contingent rentals from continuing operations	153,000	175,000
RENTAL INCOME
Annual base rent for expiring leases	2,976,902
Total square feet for expiring leases	108,043
Total number of leases expiring	44
Percentage of annual base rent for expiring leases	100.00%
Allowance for doubtful rent receivable	391,000		344,000
Recognizing rental income from non-cancelable commercial leases with future rental increases on a straight-line basis	221,000
Deferred rental concession	70,000
Amortization of deferred rents	550
Through March 31, 2015
RENTAL INCOME
Annual base rent for expiring leases	400,427
Total square feet for expiring leases	20,511
Total number of leases expiring	12
Percentage of annual base rent for expiring leases	14.00%
Through March 31, 2016
RENTAL INCOME
Annual base rent for expiring leases	222,798
Total square feet for expiring leases	6,307
Total number of leases expiring	6
Percentage of annual base rent for expiring leases	7.00%
Through March 31, 2017
RENTAL INCOME
Annual base rent for expiring leases	952,072
Total square feet for expiring leases	36,644
Total number of leases expiring	8
Percentage of annual base rent for expiring leases	32.00%
Through March 31, 2018
RENTAL INCOME
Annual base rent for expiring leases	204,433
Total square feet for expiring leases	6,611
Total number of leases expiring	5
Percentage of annual base rent for expiring leases	7.00%
Through March 31, 2019
RENTAL INCOME
Annual base rent for expiring leases	418,871
Total square feet for expiring leases	12,467
Total number of leases expiring	7
Percentage of annual base rent for expiring leases	14.00%
Through March 31, 2020
RENTAL INCOME
Annual base rent for expiring leases	491,401
Total square feet for expiring leases	17,826
Total number of leases expiring	3
Percentage of annual base rent for expiring leases	17.00%
Through March 31, 2021
RENTAL INCOME
Annual base rent for expiring leases	64,657
Total square feet for expiring leases	1,106
Total number of leases expiring	1
Percentage of annual base rent for expiring leases	2.00%
Through March 31, 2022
RENTAL INCOME
Annual base rent for expiring leases	64,800
Total square feet for expiring leases	1,800
Total number of leases expiring	1
Percentage of annual base rent for expiring leases	2.00%
Through March 31, 2023
RENTAL INCOME
Annual base rent for expiring leases	0
Total square feet for expiring leases	0
Total number of leases expiring	0
Percentage of annual base rent for expiring leases	0.00%
Through March 31, 2024
RENTAL INCOME
Annual base rent for expiring leases	$ 157,443
Total square feet for expiring leases	4,771
Total number of leases expiring	1
Percentage of annual base rent for expiring leases	5.00%