Quarterly report pursuant to Section 13 or 15(d)

Borrowings - Summary of Mortgage Note Payable and Line of Credit (Detail)

v2.4.0.8
Borrowings - Summary of Mortgage Note Payable and Line of Credit (Detail) (USD $)
9 Months Ended
Sep. 30, 2014
May 09, 2014
Dec. 31, 2013
Debt Instrument [Line Items]      
Principal Outstanding $ 57,345,598   $ 43,154,165
Undrawn Commitment 80,168,002   4,685,000
New Line of Credit [Member]
     
Debt Instrument [Line Items]      
Maturity Date Apr. 05, 2024    
MetLife [Member]
     
Debt Instrument [Line Items]      
Initial Commitment   125,000,000  
Maturity Date May 09, 2014    
MetLife [Member] | Mortgage Note Payable [Member]
     
Debt Instrument [Line Items]      
Issuer MetLife    
Date of Issuance Dec. 30, 2010    
Initial Commitment 45,200,000 100,000,000  
Maturity Date Jan. 05, 2026    
Principal Outstanding     43,054,165
Stated Interest Rate 3.50%   3.50%
MetLife [Member] | New Line of Credit [Member]
     
Debt Instrument [Line Items]      
Issuer MetLife    
Date of Issuance May 23, 2012    
Initial Commitment 4,785,000 25,000,000  
Maturity Date Apr. 05, 2017    
Principal Outstanding     100,000
Stated Interest Rate     3.25%
Undrawn Commitment     4,685,000
MetLife [Member] | Mortgage Note Payable [Member]
     
Debt Instrument [Line Items]      
Issuer MetLife    
Date of Issuance May 09, 2014    
Initial Commitment 100,000,000    
Maturity Date Jan. 05, 2029    
Principal Outstanding 41,331,998    
Stated Interest Rate 3.50%    
Undrawn Commitment 58,668,002    
MetLife [Member] | New Line of Credit [Member]
     
Debt Instrument [Line Items]      
Issuer MetLife    
Date of Issuance May 09, 2014    
Initial Commitment 25,000,000    
Maturity Date Apr. 05, 2024    
Principal Outstanding 3,500,000    
Stated Interest Rate 2.75%    
Undrawn Commitment 21,500,000    
Farm Credit [Member]
     
Debt Instrument [Line Items]      
Maturity Date Aug. 01, 2034    
Stated Interest Rate 3.53%    
Farm Credit [Member] | Mortgage Note Payable [Member]
     
Debt Instrument [Line Items]      
Issuer Farm Credit    
Date of Issuance Sep. 19, 2014    
Initial Commitment 2,655,000    
Maturity Date Aug. 01, 2034    
Principal Outstanding 2,655,000    
Stated Interest Rate 3.52%    
Farm Credit [Member] | Mortgage Note Payable [Member]
     
Debt Instrument [Line Items]      
Issuer Farm Credit    
Date of Issuance Sep. 19, 2014    
Initial Commitment 1,599,600    
Maturity Date Aug. 01, 2034    
Principal Outstanding 1,599,600    
Stated Interest Rate 3.52%    
Farm Credit [Member] | Mortgage Note Payable [Member]
     
Debt Instrument [Line Items]      
Issuer Farm Credit    
Date of Issuance Sep. 29, 2014    
Initial Commitment 8,259,000    
Maturity Date Aug. 01, 2034    
Principal Outstanding $ 8,259,000    
Stated Interest Rate 3.54%