SCHEDULE III — REAL ESTATE ASSETS AND ACCUMULATED DEPRECIATION (Details)	12 Months Ended
	Dec. 31, 2019 USD ($) property	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Real Estate and Accumulated Depreciation [Line Items]
Encumbrances				$ 0
Initial Costs to Company
Land				3,245,003
Buildings & Improvements				41,258,770
Total Adjustments to Basis				0
Gross Amount at Which Carried at December 31, 2019	$ 44,503,773	$ 44,503,773	$ 44,503,773	44,503,773	$ 44,503,773
Accumulated Depreciation	4,328,942	2,879,746	1,430,550	4,328,942	2,879,746
Intangible lease assets, gross				5,101,432	5,101,432
Accumulated amortization				1,400,000
Aggregate cost for federal income tax purposes				45,300,000
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate [Roll Forward]
Balance, beginning of period	44,503,773	44,503,773	29,278,639
Additions
Acquisitions	0	0	15,225,134
Improvements	0	0	0
Total additions	0	0	15,225,134
Deductions	0	0	0
Cost of real estate sold	0	0	0
Total deductions	0	0	0
Balance, end of period	44,503,773	44,503,773	44,503,773
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate, Accumulated Depreciation [Roll Forward]
Balance, beginning of period	2,879,746	1,430,550	312,350
Additions
Acquisitions - Depreciation Expense for Building & Tenant Improvements Acquired	1,449,196	1,449,196	1,118,200
Improvements - Depreciation Expense for Tenant Improvements & Building Equipment	0	0	0
Total additions	1,449,196	1,449,196	1,118,200
Total additions
Deductions	0	0	0
Cost of real estate sold	0	0	0
Total deductions	0	0	0
Balance, end of period	$ 4,328,942	$ 2,879,746	$ 1,430,550
Credit facility				24,175,000	$ 24,175,000
JPMorgan Chase Bank, N.A. | Line of Credit
Total additions
Credit facility				24,200,000
Revolving Credit Facility | JPMorgan Chase Bank, N.A. | Line of Credit
Total additions
Credit facility				24,200,000
Buildings
Total additions
Acquired real estate asset, useful life (in years)	40 years
Site Improvements
Total additions
Acquired real estate asset, useful life (in years)	15 years
Office Property
Initial Costs to Company
Number of single-tenant commercial properties owned | property	1
Industrial Property
Initial Costs to Company
Number of single-tenant commercial properties owned | property	1
Siemens | Milford, OH
Initial Costs to Company
Land				2,307,312
Buildings & Improvements				26,971,327
Total Adjustments to Basis				0
Gross Amount at Which Carried at December 31, 2019	$ 29,278,639			29,278,639
Accumulated Depreciation	3,525,094			3,525,094
Additions
Balance, end of period	29,278,639
Total additions
Balance, end of period	3,525,094
Actuant | Columbus, WI
Initial Costs to Company
Land				937,691
Buildings & Improvements				14,287,443
Total Adjustments to Basis				0
Gross Amount at Which Carried at December 31, 2019	15,225,134			15,225,134
Accumulated Depreciation	803,848			$ 803,848
Additions
Balance, end of period	15,225,134
Total additions
Balance, end of period	$ 803,848