Real Estate Investments (Details) - Real Estate Held for Investment	Dec. 31, 2018 USD ($)
Property, Plant and Equipment [Line Items]
Land	$ 3,666,185
Buildings	8,697,341
Total	12,363,526
Accumulated Depreciation	3,335,265
Biomat USA Plasma Center Wichita KS
Property, Plant and Equipment [Line Items]
Land	507,489
Buildings	1,277,436
Total	1,784,925
Accumulated Depreciation	728,461
Advance Auto Parts Middletown OH
Property, Plant and Equipment [Line Items]
Land	112,315
Buildings	909,974
Total	1,022,289
Accumulated Depreciation	458,024
Cellular Connection Bluffton IN
Property, Plant and Equipment [Line Items]
Land	344,008
Buildings	836,108
Total	1,180,116
Accumulated Depreciation	373,596
Best Buy Eau Claire WI
Property, Plant and Equipment [Line Items]
Land	474,137
Buildings	1,547,025
Total	2,021,162
Accumulated Depreciation	675,531
Dicks Sporting Goods Fredericksburg VA
Property, Plant and Equipment [Line Items]
Land	1,053,836
Buildings	1,241,794
Total	2,295,630
Accumulated Depreciation	702,630
Fresenius Medical Center Chicago IL
Property, Plant and Equipment [Line Items]
Land	464,400
Buildings	665,142
Total	1,129,542
Accumulated Depreciation	106,418
Zales Enid OK
Property, Plant and Equipment [Line Items]
Land	440,000
Buildings	903,630
Total	1,343,630
Accumulated Depreciation	137,047
Dollar Tree West Point MS
Property, Plant and Equipment [Line Items]
Land	270,000
Buildings	1,316,232
Total	1,586,232
Accumulated Depreciation	$ 153,558