Real Estate Investments (Tables)

12 Months Ended

Dec. 31, 2018

Real Estate [Abstract]

Property, Plant and Equipment [Table Text Block]

Properties not held for sale

Property	Land		Buildings		Total		Accumulated Depreciation
Jared Jewelry, Hanover, MD	$	861,065	$	1,128,070	$	1,989,135	$	671,207
Jared Jewelry, Auburn Hills, MI		280,993		1,185,055		1,466,048		661,647
Best Buy, Eau Claire, WI		853,357		2,784,349		3,637,706		1,215,827
Fresenius Medical Center, Shreveport, LA		102,046		1,305,321		1,407,367		523,033
Tractor Supply, Canton, GA		700,000		1,407,183		2,107,183		257,985
Gander Mountain, Champaign, IL		507,000		1,279,291		1,786,291		230,274
Dollar Tree, Cincinnati, OH		355,000		1,250,270		1,605,270		145,867
	$	3,659,461	$	10,339,539	$	13,999,000	$	3,705,840

Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block]

Acquired lease intangibles not held for sale

		2018				2017
		Cost		Accumulated Amortization		Cost		Accumulated Amortization
Acquired Intangible Lease Assets (in-place lease intangibles with a weighted average          life of 64 and 76 months, respectively)	$	807,178	$	533,849	$	807,178	$	479,753
Acquired Below-Market Lease Intangibles (weighted average life of 59 and 71 months, respectively)	$	161,007	$	73,352	$	161,007	$	54,252

Finite-lived Intangible Assets Amortization Expense [Table Text Block]

Estimated Amortization

	Amortization Expense for In-Place Lease Intangibles		Increase to Rental Income for Below-Market Leases
2019	$	54,096	$	19,100
2020		54,096		19,100
2021		47,762		16,348
2022		28,744		8,108
2023		28,744		8,108
	$	213,442	$	70,764

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Minimum future rent

2019	$	1,017,750
2020		893,701
2021		857,067
2022		535,877
2023		249,357
Thereafter		649,221
	$	4,202,973