Annual report pursuant to Section 13 and 15(d)

Real Estate and Lease Intangibles - Summary of Total Operating Revenues and Earnings Recognized on Properties Acquired (Detail)

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Real Estate and Lease Intangibles - Summary of Total Operating Revenues and Earnings Recognized on Properties Acquired (Detail) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Sep. 10, 2015
Apr. 08, 2015
Feb. 23, 2015
Feb. 10, 2015
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Real Estate Properties [Line Items]                    
Rental revenue       $ 73,749       $ 11,888,091 $ 7,170,318 $ 4,027,687
Amortization expense on intangibles assets due to lease termination in connection with farm acquisition           $ 43,328   841,726 350,684 $ 90,669
Parrish Road [Member]                    
Real Estate Properties [Line Items]                    
Rental revenue               139,000    
Spring Valley [Member]                    
Real Estate Properties [Line Items]                    
Rental revenue     $ 327,904              
McIntosh Road [Member]                    
Real Estate Properties [Line Items]                    
Rental revenue $ 43,200                  
Amortization expense on intangibles assets due to lease termination in connection with farm acquisition $ 20,255                  
Sycamore Road [Member]                    
Real Estate Properties [Line Items]                    
Rental revenue               50,000    
Wauchula Road [Member]                    
Real Estate Properties [Line Items]                    
Rental revenue               90,000    
Santa Clara Avenue [Member]                    
Real Estate Properties [Line Items]                    
Rental revenue   $ 1,302,783                
2015 New Real Estate Activity [Member]                    
Real Estate Properties [Line Items]                    
Rental revenue               1,975,424    
Earnings               $ 1,167,616    
Amortization expense on intangibles assets due to lease termination in connection with farm acquisition         $ 20,255          
2015 New Real Estate Activity [Member] | Espinosa Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date               Jan. 05, 2015    
Rental revenue               $ 769,972    
Earnings               $ 383,201    
2015 New Real Estate Activity [Member] | Parrish Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date               Mar. 10, 2015    
Rental revenue               $ 203,341    
Earnings               $ 57,613    
2015 New Real Estate Activity [Member] | Immokalee Exchange [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date               Jun. 25, 2015    
Rental revenue               $ 480,052    
Earnings               $ 313,387    
2015 New Real Estate Activity [Member] | Holt County [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date               Aug. 20, 2015    
Rental revenue               $ 105,954    
Earnings               $ 78,315    
2015 New Real Estate Activity [Member] | Rock County [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date               Aug. 20, 2015    
Rental revenue               $ 105,954    
Earnings               $ 72,753    
2015 New Real Estate Activity [Member] | Bear Mountain [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date               Sep. 03, 2015    
Rental revenue               $ 271,599    
Earnings               $ 249,958    
2015 New Real Estate Activity [Member] | Corbitt Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date               Nov. 02, 2015    
Rental revenue               $ 29,970    
Earnings               $ 8,916    
2015 New Real Estate Activity [Member] | Reagan Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date               Dec. 23, 2015    
Rental revenue               $ 8,582    
Earnings               $ 3,473    
2014 New Real Estate Activity [Member]                    
Real Estate Properties [Line Items]                    
Rental revenue                 1,026,625  
Earnings                 $ 444,208  
Amortization expense on intangibles assets due to lease termination in connection with farm acquisition             $ 43,328      
2014 New Real Estate Activity [Member] | Collins Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date                 May 30, 2014  
Rental revenue                 $ 106,658  
Earnings                 $ 33,303  
2014 New Real Estate Activity [Member] | Spring Valley [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date                 Jun. 13, 2014  
Rental revenue                 $ 148,996  
Earnings                 $ 81,073  
2014 New Real Estate Activity [Member] | McIntosh Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date                 Jun. 20, 2014  
Rental revenue                 $ 58,021  
Earnings                 $ (22,902)  
2014 New Real Estate Activity [Member] | Naumann Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date                 Jul. 23, 2014  
Rental revenue                 $ 145,337  
Earnings                 $ 104,726  
2014 New Real Estate Activity [Member] | Sycamore Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date                 Jul. 25, 2014  
Rental revenue                 $ 80,328  
Earnings                 $ 39,574  
2014 New Real Estate Activity [Member] | Wauchula Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date                 Sep. 29, 2014  
Rental revenue                 $ 226,978  
Earnings                 $ 101,794  
2014 New Real Estate Activity [Member] | Santa Clara Avenue [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date                 Oct. 29, 2014  
Rental revenue                 $ 212,078  
Earnings                 $ 73,833  
2014 New Real Estate Activity [Member] | Dufau Road [Member]                    
Real Estate Properties [Line Items]                    
Acquisition Date                 Apr. 11, 2014  
Rental revenue                 $ 48,229  
Earnings                 $ 32,807