Real Estate Acquisitions (Details Narrative)	3 Months Ended
	Jun. 30, 2020 USD ($) properties	Mar. 31, 2020 USD ($)
Real Estate Acquisitions (Textual)
Acquisition costs	$ 200,000	$ 300,000
Acquisition of portfolio acquired, description	The contract purchase price for the portfolio was $13.8 million, exclusive of closing costs, and giving effect to 483,333 OP Units issued to the sellers at a value of $17.00 per unit. The closing price of the Company's common stock on January 10, 2020 was $16.39; therefore, total consideration at closing, including closing costs, was approximately $13.6 million of which $7.9 million represented the non-cash consideration (the value of  the OP Units) issued to the sellers.
Number of properties | properties	6
Number of acquired postal property | properties	13
Acquired, Postal Properties, including closing costs	$ 7,200,000	8,800,000
Acquired, Postal Properties in individual or smaller portfolio transactions, including closing costs		$ 8,100,000
Additional acquired, Postal Properties, including closing costs	$ 3,400,000