Real Estate Investments (Tables)

12 Months Ended

Dec. 31, 2020

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	$	761,455
Jared Jewelry, Auburn Hills, MI		280,993		1,185,055		1,466,048		756,447
Best Buy, Eau Claire, WI		853,357		2,784,349		3,637,706		1,438,571
Gander Mountain, Champaign, IL		507,000		1,279,291		1,786,291		332,618
Dollar Tree, Cincinnati, OH		355,000		1,250,270		1,605,270		245,891
	$	2,857,415	$	7,627,035	$	10,484,450	$	3,534,982

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

Acquired lease intangibles not held for sale

		2020				2019
		Cost		Accumulated Amortization		Cost		Accumulated Amortization
Acquired Intangible Lease Assets (in-place lease intangibles with a weighted average          life of 37 and 33 months, respectively)	$	684,701	$	475,139	$	621,258	$	446,395
Acquired Below-Market Lease Intangibles (weighted average life of 61 and 73 months, respectively)	$	80,404	$	39,189	$	80,404	$	31,081

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

Minimum future rent

2021	$	780,497
2022		631,645
2023		345,125
2024		330,709
2025		225,149
Thereafter		595,574
	$	2,908,699