Quarterly report pursuant to Section 13 or 15(d)

Real Estate and Intangible Assets - Summary of Geographic Locations of Properties (Detail)

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Real Estate and Intangible Assets - Summary of Geographic Locations of Properties (Detail) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
acre
Farm
Sep. 30, 2013
acre
Farm
Real Estate Properties [Line Items]        
Number of Farms     29 14
Total Acres     7,641 1,967
% of Total Acres     100.00% 100.00%
Rental revenue $ 1,771,106 $ 996,096 $ 4,828,033 $ 2,860,435
% of Total Rental Revenue     100.00% 100.00%
California [Member]
       
Real Estate Properties [Line Items]        
Number of Farms     11 6
Total Acres     1,993 1,228
% of Total Acres     26.10% 62.40%
Rental revenue     3,260,272 2,408,110
% of Total Rental Revenue     67.50% 84.20%
Oregon [Member]
       
Real Estate Properties [Line Items]        
Number of Farms     4 1
Total Acres     2,313 218
% of Total Acres     30.30% 11.10%
Rental revenue     775,438 64,539
% of Total Rental Revenue     16.10% 2.20%
Florida [Member]
       
Real Estate Properties [Line Items]        
Number of Farms     9 6
Total Acres     1,304 402
% of Total Acres     17.10% 20.40%
Rental revenue     384,861 345,113
% of Total Rental Revenue     8.00% 12.10%
Arizona [Member]
       
Real Estate Properties [Line Items]        
Number of Farms     1 0
Total Acres     1,761 0
% of Total Acres     23.00% 0.00%
Rental revenue     217,899  
% of Total Rental Revenue     4.50% 0.00%
Michigan [Member]
       
Real Estate Properties [Line Items]        
Number of Farms     4 1
Total Acres     270 119
% of Total Acres     3.50% 6.10%
Rental revenue     $ 189,563 $ 42,673
% of Total Rental Revenue     3.90% 1.50%