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Segments (Capital Expenditures) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Abstract]
Acquisition of operating properties	$ 67,852,592	$ 59,063,369
Capital expenditures and tenant improvements	2,854,939	2,567,027
Total real estate investments	70,707,531	61,630,396
Industrial Office Properties [Member]
Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Abstract]
Acquisition of operating properties	59,223,876	42,125,000
Capital expenditures and tenant improvements	2,793,850	2,123,438
Residential Properties [Member]
Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Abstract]
Acquisition of operating properties	5,720,540	5,726,700
Retail Properties [Member]
Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Abstract]
Acquisition of operating properties	2,908,176	11,211,669
Capital expenditures and tenant improvements	54,839	359,473
Self Storage Properties [Member]
Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Abstract]
Capital expenditures and tenant improvements	$ 6,250	$ 84,116

X

- Definition

The total of additions to real estate and lease intangibles

+ References

No definition available.

+ Details

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- Definition

Reconciliation of Other Significant Reconciling Items from Segments to Consolidated [Abstract]

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X

- Definition

Amount of cash outflow for the allowance granted to lessee and/or direct costs incurred by lessor used to prepare the leased premises for tenant's occupancy.

+ References

No definition available.

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X

- Definition

The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3213-108585

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