Lease Intangibles (Net Value of Other Intangible Assets and Amortization by Class) (Details) - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Finite Lived Intangible Assets [Line Items]
Lease intangibles	$ 9,096,794	$ 12,663,629
Accumulated amortization	(5,182,342)	(7,033,976)
Lease intangibles, net	3,914,452	5,629,653
Leases, Acquired-in-Place [Member]
Finite Lived Intangible Assets [Line Items]
Lease intangibles	4,958,477	6,180,817
Accumulated amortization	(2,899,042)	(3,156,194)
Lease intangibles, net	2,059,435	3,024,623
Leasing Cost [Member]
Finite Lived Intangible Assets [Line Items]
Lease intangibles	3,628,080	4,632,619
Accumulated amortization	(1,990,154)	(2,339,434)
Lease intangibles, net	1,637,926	2,293,185
Above Market Leases [Member]
Finite Lived Intangible Assets [Line Items]
Lease intangibles	510,237	1,850,193
Accumulated amortization	(293,146)	(1,538,348)
Lease intangibles, net	$ 217,091	$ 311,845

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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