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Investments in Real Estate - Additional Information (Details)
3 Months Ended 9 Months Ended
Aug. 31, 2021
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
Property
Sep. 30, 2020
USD ($)
Asset Acquisition [Line Items]          
Depreciation   $ 273,300 $ 261,300 $ 833,291 $ 776,070
Number of real estate properties acquired | Property       2  
Number of real estate properties sold | Property       1  
Cocoa Beach, FL          
Asset Acquisition [Line Items]          
Sale of real estate property $ 5,200,000        
Gain on disposition of real estate property $ 923,000        
Manteo, NC          
Asset Acquisition [Line Items]          
Property acquired date       Feb. 11, 2021  
Cash capital contribution through issuance of redeemable non-controlling interest       $ 500,000  
Asset acquisition through debt       $ 1,275,000  
Plant City, FL          
Asset Acquisition [Line Items]          
Property acquired date       Apr. 21, 2021  
Cash capital contribution through issuance of redeemable non-controlling interest       $ 950,000  
Asset acquisition through debt       $ 850,000