Quarterly report pursuant to Section 13 or 15(d)

Real Estate Assets - Summary of Carrying Value of Real Estate Assets (Details)

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Real Estate Assets - Summary of Carrying Value of Real Estate Assets (Details) - USD ($)
9 Months Ended
Sep. 30, 2018
Dec. 31, 2017
Real Estate [Abstract]    
Beginning balance (Self storage properties, at cost) $ 51,415,779  
Newly developed properties opened for operation 369,719  
Improvements and equipment additions 36,342  
Ending balance (Self storage properties, at cost) 51,821,840  
Beginning balance, land 5,493,814  
Ending balance, land 5,493,814  
Beginning balance, accumulated depreciation (2,257,862)  
Depreciation expense (1,047,553)  
Ending balance, accumulated depreciation (3,305,415)  
Beginning balance, construction in progress 393,832  
Current development 74,808  
Newly developed properties opened for operation (369,719)  
Ending balance, construction in progress 98,921  
Total real estate assets at September 30, 2018 $ 54,109,160 $ 55,045,563