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RENTAL INCOME (Details) (USD $) | 12 Months Ended
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Dec. 31, 2013 sqft item | Dec. 31, 2012 | Dec. 31, 2011
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-cancellable operating lease | 1 year |  |
Percentage of rental income related to commercial properties | 8.00% |  |
Minimum future rental income |  |  |
2014 | $ 2,686,000 |  |
2015 | 2,445,000 |  |
2016 | 2,027,000 |  |
2017 | 1,339,000 |  |
2018 | 1,054,000 |  |
Thereafter | 1,372,000 |  |
Commercial Property Leases | 10,923,000 |  |
Aggregate contingent rentals from continuing operations | 670,000 | 661,000 | 633,000
RENTAL INCOME |  |  |
Annual base rent for expiring leases | 2,946,770 |  |
Total square feet for expiring leases | 106,981 |  |
Total number of leases expiring | 44 |  |
Percentage of annual base rent for expiring leases | 100.00% |  |
Allowance for doubtful rent receivable | 344,000 | 381,000 |
Recognizing rental income from non-cancelable commercial leases with future rental increases on a straight-line basis | 196,000 |  |
Deferred rental concession | 82,000 |  |
Amortization of deferred rents | 2,000 |  |
Through December 31, 2014 |  |  |
RENTAL INCOME |  |  |
Annual base rent for expiring leases | 364,575 |  |
Total square feet for expiring leases | 18,610 |  |
Total number of leases expiring | 11 |  |
Percentage of annual base rent for expiring leases | 13.00% |  |
Through December 31, 2015 |  |  |
RENTAL INCOME |  |  |
Annual base rent for expiring leases | 264,567 |  |
Total square feet for expiring leases | 8,471 |  |
Total number of leases expiring | 8 |  |
Percentage of annual base rent for expiring leases | 9.00% |  |
Through December 31, 2016 |  |  |
RENTAL INCOME |  |  |
Annual base rent for expiring leases | 610,382 |  |
Total square feet for expiring leases | 27,796 |  |
Total number of leases expiring | 5 |  |
Percentage of annual base rent for expiring leases | 21.00% |  |
Through December 31, 2017 |  |  |
RENTAL INCOME |  |  |
Annual base rent for expiring leases | 510,074 |  |
Total square feet for expiring leases | 14,134 |  |
Total number of leases expiring | 7 |  |
Percentage of annual base rent for expiring leases | 17.00% |  |
Through December 31, 2018 |  |  |
RENTAL INCOME |  |  |
Annual base rent for expiring leases | 298,551 |  |
Total square feet for expiring leases | 8,707 |  |
Total number of leases expiring | 6 |  |
Percentage of annual base rent for expiring leases | 10.00% |  |
Through December 31, 2019 |  |  |
RENTAL INCOME |  |  |
Annual base rent for expiring leases | 611,721 |  |
Total square feet for expiring leases | 21,586 |  |
Total number of leases expiring | 4 |  |
Percentage of annual base rent for expiring leases | 21.00% |  |
Through December 31, 2020 |  |  |
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 December 31, 2021 |  |  |
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 December 31, 2022 |  |  |
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 December 31, 2023 |  |  |
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% |  |

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- Definition Represents the amount resulting from recognizing rental income from non-cancelable commercial leases with future rental increases on a straight-line basis, which is included in rents receivable. + References No definition available. + Details
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- Definition Future minimum rental payments in aggregate as of the balance sheet date under operating leases. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718 + Details
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- Definition Future rental payments receivable within one year of the balance sheet date under an operating lease. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718 + Details
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- Definition Future rental payments receivable within the fifth year from the balance sheet date under an operating lease. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718 + Details
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- Definition Future rental payments receivable within the second year from the balance sheet date under an operating lease. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718 + Details
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- Definition Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718 + Details
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- Definition Amount of contingent rental revenue recognized for the period under lease, based on the occurrences of an event or condition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718 + Details
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