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v3.10.0.1

Segments (Net Operating Income by Segment) (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Net Operating Income [Abstract] |  |  |  |
Rental, fee and other income | $ 7,950,356 | $ 7,661,356 | $ 23,740,115 | $ 23,470,574
Property and related expenses | (2,718,295) | (2,794,071) | (8,030,427) | (8,067,236)
Net operating income, as defined | 5,564,308 | 5,169,403 | 16,641,422 | 16,660,838
General and administrative expenses | (1,384,974) | (1,322,631) | (4,041,453) | (3,960,202)
Depreciation and amortization | (2,268,896) | (2,399,307) | (6,873,828) | (7,346,640)
Interest expense | (3,281,088) | (3,191,152) | (9,505,244) | (9,818,767)
Other expense | 8,466 | 10,515 | 2,624 | 25,612
Deferred offering costs |  |  | (1,507,599) |
Income tax expense | (69,683) | (53,566) | (225,341) | (154,189)
Impairment of real estate assets | (532,951) |  | (532,951) |
Gain on sale of real estate | 366,032 | 210,372 | 795,521 | 2,237,423
Net loss | (1,598,787) | (1,576,366) | (5,246,847) | (2,355,925)
Office/Industrial Properties [Member] |  |  |  |
Net Operating Income [Abstract] |  |  |  |
Rental, fee and other income | 6,118,429 | 5,924,773 | 18,333,962 | 18,703,971
Property and related expenses | (2,348,532) | (2,413,777) | (7,005,628) | (6,928,015)
Net operating income, as defined | 3,769,896 | 3,510,996 | 11,328,334 | 11,775,956
Model Home Properties [Member] |  |  |  |
Net Operating Income [Abstract] |  |  |  |
Rental, fee and other income | 1,211,327 | 983,426 | 3,504,983 | 2,790,032
Property and related expenses | (44,704) | (35,239) | (132,055) | (109,233)
Net operating income, as defined | 1,166,623 | 948,187 | 3,372,928 | 2,680,799
Retail/Mixed Use Properties [Member] |  |  |  |
Net Operating Income [Abstract] |  |  |  |
Rental, fee and other income | 952,846 | 1,055,177 | 2,832,906 | 3,234,071
Property and related expenses | (325,058) | (344,957) | (892,746) | (1,029,987)
Net operating income, as defined | $ 627,788 | $ 710,220 | $ 1,940,160 | $ 2,204,083

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