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Lease Intangibles (Net Value of Other Intangible Assets and Amortization by Class) (Details) - USD ($)	Jun. 30, 2018	Dec. 31, 2017
Finite Lived Intangible Assets [Line Items]
Lease intangibles	$ 10,063,299	$ 10,104,154
Accumulated amortization	(6,510,486)	(5,967,458)
Lease intangibles, net	3,552,813	4,136,696
Leases, Acquired-in-Place [Member]
Finite Lived Intangible Assets [Line Items]
Lease intangibles	5,592,418	5,592,418
Accumulated amortization	(3,850,869)	(3,531,441)
Lease intangibles, net	1,741,549	2,060,977
Leasing Cost [Member]
Finite Lived Intangible Assets [Line Items]
Lease intangibles	3,727,331	3,727,332
Accumulated amortization	(2,315,851)	(2,088,799)
Lease intangibles, net	1,411,480	1,638,533
Above Market Leases [Member]
Finite Lived Intangible Assets [Line Items]
Lease intangibles	743,550	784,404
Accumulated amortization	(343,766)	(347,218)
Lease intangibles, net	$ 399,784	$ 437,186

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