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Lease Intangibles - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Finite Lived Intangible Assets [Line Items]    
Below-market leases, net $ 495,927 $ 1,390,372
Weighted average [Member]    
Finite Lived Intangible Assets [Line Items]    
Finite-lived intangible assets, remaining amortization period 3 years 7 months 6 days