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RENTAL PROPERTIES (Hamilton Green) (Details) |  |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Aug. 03, 2016 USD ($) | Aug. 31, 2004 USD ($) | Aug. 31, 2014 USD ($) | Dec. 31, 2017 USD ($) item | Dec. 31, 2016 USD ($) item | Dec. 31, 2018 item
RENTAL PROPERTIES |  |  |  |  |  |
Number of units | item |  |  |  | 1,033 | 1,033 | 1,033
Gain on sale of real estate |  |  |  |  | $ (104,443) |
Hamilton Green |  |  |  |  |  |
RENTAL PROPERTIES |  |  |  |  |  |
Sales price of real estate properties | $ 1,000,000 |  |  |  | $ 1,000,000 |
Gain on sale of real estate | 103,793 |  |  |  |  |
Closing costs | 227,663 |  |  |  |  |
Cost basis of the property | 668,544 |  |  |  |  |
Prepayment penalty | $ 187,905 |  |  |  |  |
Hamilton on Main Apts |  |  |  |  |  |
RENTAL PROPERTIES |  |  |  |  |  |
Purchase price of real estate properties |  | $ 56,000,000 |  |  |  |
Mortgage, 4.34%, August 2014 | Hamilton on Main Apts |  |  |  |  |  |
RENTAL PROPERTIES |  |  |  |  |  |
Closing costs |  |  |  | $ 161,000 |  |
Term of debt |  |  | 10 years |  |  |
Mortgage amount |  |  | $ 16,900,000 |  |  |
Interest rate (as a percent) |  |  | 4.34% |  |  |

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- Definition Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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