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Real Estate and Intangible Assets - Additional Information (Detail) |  |  | 3 Months Ended
--- | --- | --- | ---
Mar. 31, 2016 a Farm | Feb. 08, 2016 USD ($) | Mar. 31, 2016 USD ($) a Farm | Mar. 31, 2015 USD ($) a Farm
Real Estate Properties [Line Items] |  |  |  |
Number of Farms | Farm | 46 |  | 46 | 34
Amortization expense related to intangible assets |  |  | $ 176,725 | $ 279,119
Amortization of acquired above market lease values |  |  | 1,627 | 5,395
Total accretion related to below-market lease values |  |  | $ 7,331 | $ 55,143
Number of farms acquired in separate transaction | Farm |  |  | 3 | 2
Number of farms acquired | Farm |  |  | 3 | 2
Additional rental income |  |  | $ 3,679,474 | $ 2,622,327
Percent of total rental revenue |  |  | 100.00% | 100.00%
Area leased | a | 23,003 |  | 23,003 | 8,789
Area leased, percentage |  |  | 100.00% | 100.00%
Maximum [Member] | Geographic Concentration Risk [Member] | Rental Income [Member] |  |  |  |
Real Estate Properties [Line Items] |  |  |  |
Percentage of individual tenant represented total rental revenue recorded |  |  | 10.00% |
Land & Buildings [Member] |  |  |  |
Real Estate Properties [Line Items] |  |  |  |
Depreciation expense |  |  | $ 799,985 | $ 512,513
California [Member] |  |  |  |
Real Estate Properties [Line Items] |  |  |  |
Number of Farms | Farm | 18 |  | 18 | 15
Additional rental income |  |  | $ 2,140,166 | $ 1,839,707
Percent of total rental revenue |  |  | 58.20% | 70.20%
Area leased | a | 3,576 |  | 3,576 | 2,722
Area leased, percentage | 15.60% |  | 15.60% | 31.00%
Florida [Member] |  |  |  |
Real Estate Properties [Line Items] |  |  |  |
Number of Farms | Farm | 13 |  | 13 | 10
Additional rental income |  |  | $ 743,087 | $ 349,488
Percent of total rental revenue |  |  | 20.20% | 13.30%
Area leased | a | 5,094 |  | 5,094 | 1,723
Area leased, percentage | 22.10% |  | 22.10% | 19.60%
McIntosh Road [Member] |  |  |  |
Real Estate Properties [Line Items] |  |  |  |
Additional rental income |  | $ 63,000 |  |
Extended lease term |  | 3 years |  |
Maturity date of lease |  |  | Jun. 30, 2019 |
Percentage increase in lease amount |  | 17.90% |  |
Sycamore Road [Member] |  |  |  |
Real Estate Properties [Line Items] |  |  |  |
Expended or accrued for capital improvements |  |  | $ 993,319 |
Lease, acquisition, irrigation improvements, description |  |  | On February 1, 2016, we completed certain irrigation improvements on Sycamore Road to increase overall water availability at a total cost of $993,319. As stipulated in the lease agreement with our tenant, we will earn additional rent on the total cost commensurate with the annual yield on the farmland, |
Additional rental income |  |  | $ 53,550 |
Dole Food Company [Member] |  |  |  |
Real Estate Properties [Line Items] |  |  |  |
Additional rental income |  |  | $ 700,000 |
Percent of total rental revenue |  |  | 20.00% |
Dole Food Company [Member] | Maximum [Member] | Customer Concentration Risk [Member] | Rental Income [Member] |  |  |  |
Real Estate Properties [Line Items] |  |  |  |
Percentage of individual tenant represented total rental revenue recorded |  |  | 10.00% |

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