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v3.20.2

Note 2 - Significant Accounting Policies (Details Textual) | 3 Months Ended | 6 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Jun. 30, 2020 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Dec. 31, 2019 USD ($)
Cash Equivalents, at Carrying Value, Total | $ 6,800,000 |  |  | $ 6,800,000 |  | $ 5,700,000
Restricted Cash, Total | $ 3,200,000 |  |  | $ 3,200,000 |  | $ 4,700,000
Number of Real Estate Properties Held for Sale | 4 |  |  | 4 |  |
Number of Real Estate Properties | 128 |  |  | 128 |  |
Impairment of Real Estate | $ 0 | $ 0 |  | $ 845,674 | $ 0 |
Executive Park [Member] |  |  |  |  |  |
Number of Real Estate Properties Held for Sale | 1 |  |  | 1 |  |
Number of Real Estate Properties | 4 |  |  | 4 |  |
Model Home [Member] |  |  |  |  |  |
Number of Real Estate Properties Held for Sale | 1 |  |  | 1 |  |
Number of Real Estate Properties | 25 | 18 |  | 25 | 18 |
Waterman Plaza [Member] |  |  |  |  |  |
Impairment of Real Estate |  |  | $ 845,000 |  |  |

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- Definition Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.1) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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