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

Development In process newly developed properties opened for operations.

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Development in progress, current.

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No definition available.

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- Definition

Real estate investment property at cost improvements and equipment acquisition additions.

+ References

No definition available.

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Real estate investment property at cost newly developed properties opened for operation.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
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The current amount of expenditures for a real estate project that has not yet been completed.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
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- Definition

Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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The cumulative amount of depreciation for real estate property held for investment purposes.

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Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

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Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

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