Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies - Additional Information (Detail)

v2.4.0.8
Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)
 1 Months Ended 3 Months Ended 9 Months Ended
Jun. 30, 2010
May 31, 2009
Sep. 30, 2013
Sep. 30, 2012
Jun. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Mar. 31, 2013
Dec. 31, 2012
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Understatement of income taxes receivable and deferred tax liability     $ 743,676     $ 743,676     $ 743,676
Decrease in net income due to out of period adjustment     30,800     30,800      
Purchase price allocated to below-market lease values in connection with the current-year acquisitions           98,808      
Amortization expense related to intangibles assets     11,218 15,441   65,475 29,045    
Impairments recognized on real estate           0      
Short-term investments     680,272     680,272     679,717
Total income earned     213     5,575      
Interest income related to short term investments             0    
Unamortized deferred financing costs         35,511        
Line of credit termination date         May 31, 2012        
Accumulated amortization of deferred financing costs     56,499     56,499     34,124
Income tax prepayment     2,100,000     2,100,000   2,100,000  
Uncertain tax positions, percentage           50.00%      
Uncertain tax positions     0     0     0
State tax amount that will continue to be deferred     100,000     100,000      
Tax liability resulting from the transfer of the San Andreas Farm 98,000 98,000              
Period over which state income taxes are remitted           5 years      
Domestic and State [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Federal and state deferred tax liabilities     2,200,000     2,200,000      
Domestic Tax Authority [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Federal and state deferred tax liabilities     2,100,000     2,100,000      
Certificate of Deposit [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Maturity of short term investment period           12 months      
Short-term investments     700,000     700,000     700,000
Certificate of deposit's maturity date           Sep. 06, 2013      
Maturity date of certificate of deposit           Sep. 06, 2014      
U.S. Treasury Bills [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Certificate of deposit's maturity date           Jun. 27, 2013      
Short-term U.S. Treasury Bills     20,000,000     20,000,000      
Real Estate [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Real estate depreciation expense     160,533 105,070   443,635 277,212    
Adjustment [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Understatement of income taxes receivable and deferred tax liability                 $ 484,947
Buildings and Improvements [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Estimated useful lives           39 years      
Minimum [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Hypothetical expected lease-up periods for estimating carrying costs           3 months      
Maturity of short term investment period           3 months      
Percentage of REIT taxable income to its stockholders           90.00%      
Minimum [Member] | Leases Acquired in Place and Origination Cost [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Period of amortization for lease origination cost           1 year      
Minimum [Member] | Equipment and Fixtures [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Estimated useful lives           5 years      
Maximum [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Hypothetical expected lease-up periods for estimating carrying costs           12 months      
Maturity of short term investment period           1 year      
Percentage of REIT taxable income to its stockholders           100.00%      
Maximum [Member] | Leases Acquired in Place and Origination Cost [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Period of amortization for lease origination cost           15 years      
Maximum [Member] | Equipment and Fixtures [Member]
                  
Organization And Summary Of Significant Accounting Policies [Line Items]                  
Estimated useful lives           7 years