Note 5 - Asset Acquisition of Real Estate Properties - Summary of Purchase Price Allocated to Land and Buildings Acquired Based On Relative Fair Values (Details) - Mt. Melrose LLC [Member] - USD ($)	Jun. 29, 2018	Jan. 10, 2018
Land	$ 1,036,423	$ 800,328
Buildings	4,145,692	3,201,311
Total Value	$ 5,182,115	$ 4,001,639