Major Tenants (Details) - Major Tenants - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Revenue, Major Customer [Line Items]
Major Tenants	$ 910,637	$ 1,074,798
Aggregate rental income of major tenants as a percentage of total rental income	76.00%	82.00%
Sterling Jewelers Inc
Revenue, Major Customer [Line Items]
Major Tenants	$ 327,995	$ 315,377
Best Buy Stores LP
Revenue, Major Customer [Line Items]
Major Tenants	268,800	268,800
Tractor Supply Company
Revenue, Major Customer [Line Items]
Major Tenants	183,565	177,402
Dollar Tree Stores Inc
Revenue, Major Customer [Line Items]
Major Tenants	130,277	0
Gander Mountain Company
Revenue, Major Customer [Line Items]
Major Tenants	0	167,772
KinderCare Learning Centers LLC
Revenue, Major Customer [Line Items]
Major Tenants	$ 0	$ 145,447