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RENTAL INCOME (Details) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2015 USD ($) ft² item | Sep. 30, 2014 USD ($) | Dec. 31, 2014 USD ($)
Minimum future rental income |  |  |
2016 | $ 2,811,000 |  |
2017 | 2,285,000 |  |
2018 | 2,003,000 |  |
2019 | 1,574,000 |  |
2020 | 936,000 |  |
Thereafter | 997,000 |  |
Commercial Property Leases | 10,606,000 |  |
Annual base rent for expiring leases | $ 2,892,911 |  |
Total square feet for expiring leases | ft² | 108,043 |  |
Total number of leases expiring | item | 44 |  |
Percentage of annual base rent for expiring leases | 100.00% |  |
Allowance for doubtful rent receivable | $ 524,000 |  | $ 366,000
Recognizing rental income from non-cancelable commercial leases with future rental increases on a straight-line basis | 157,000 |  |
Deferred rental concession | 111,000 |  |
Amortization of deferred rents | $ 1,600 |  |
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% |  |
Aggregate contingent rentals from continuing operations | $ 521,000 | $ 532,000 |
Through September 30 2016 |  |  |
Minimum future rental income |  |  |
Annual base rent for expiring leases | $ 123,679 |  |
Total square feet for expiring leases | ft² | 6,646 |  |
Total number of leases expiring | item | 8 |  |
Percentage of annual base rent for expiring leases | 4.00% |  |
Through September 30, 2017 |  |  |
Minimum future rental income |  |  |
Annual base rent for expiring leases | $ 576,040 |  |
Total square feet for expiring leases | ft² | 20,023 |  |
Total number of leases expiring | item | 9 |  |
Percentage of annual base rent for expiring leases | 20.00% |  |
Through September 30, 2018 |  |  |
Minimum future rental income |  |  |
Annual base rent for expiring leases | $ 402,653 |  |
Total square feet for expiring leases | ft² | 12,357 |  |
Total number of leases expiring | item | 8 |  |
Percentage of annual base rent for expiring leases | 14.00% |  |
Through September 30 2019 |  |  |
Minimum future rental income |  |  |
Annual base rent for expiring leases | $ 650,019 |  |
Total square feet for expiring leases | ft² | 23,321 |  |
Total number of leases expiring | item | 10 |  |
Percentage of annual base rent for expiring leases | 22.00% |  |
Through September 30, 2020 |  |  |
Minimum future rental income |  |  |
Annual base rent for expiring leases | $ 335,312 |  |
Total square feet for expiring leases | ft² | 9,651 |  |
Total number of leases expiring | item | 5 |  |
Percentage of annual base rent for expiring leases | 12.00% |  |
Through September 30, 2021 |  |  |
Minimum future rental income |  |  |
Annual base rent for expiring leases | $ 647,765 |  |
Total square feet for expiring leases | ft² | 31,274 |  |
Total number of leases expiring | item | 3 |  |
Percentage of annual base rent for expiring leases | 23.00% |  |
Through September 30, 2024 |  |  |
Minimum future rental income |  |  |
Annual base rent for expiring leases | $ 157,443 |  |
Total square feet for expiring leases | ft² | 4,771 |  |
Total number of leases expiring | item | 1 |  |
Percentage of annual base rent for expiring leases | 5.00% |  |

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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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