SUBSEQUENT EVENTS (Details Narrative)	Nov. 01, 2021 USD ($)	Oct. 27, 2021 USD ($) ft² a	Oct. 01, 2021 $ / shares	Nov. 05, 2021 USD ($) $ / shares	Sep. 30, 2021
Series C Cumulative Redeemable Preferred Stock [Member]
Subsequent Event [Line Items]
Cumulative redeemable preferred, stock dividend rate					6.125%
Subsequent Event [Member]
Subsequent Event [Line Items]
Prepaid mortgage loan	$ 7,300,000
Debt Instrument, Interest Rate During Period	5.50%
Subsequent Event [Member] | Industrial Logistics Properties Trust [Member]
Subsequent Event [Line Items]
Per share of common stock outstanding | $ / shares				$ 21.00
Subsequent Event [Member] | FedEx Ground Package System, Inc. [Member] | Industrial Buildings [Member]
Subsequent Event [Line Items]
Square feet of building | ft²		291,000
Area of property | a		46.0
Percentage of building area leased		100.00%
Lease term		15 years
[custom:LeaseExpirationDateDescriptions]		July 2036
Purchase price of industrial building		$ 30,200,000
Mortgage loan amortization period		15 years
Face amount of mortgage loan		$ 19,300,000
Mortgage loans on real estate, interest rate		2.40%
Annual rental revenue over remaining term of lease averages		$ 1,700,000
Subsequent Event [Member] | Series C Preferred Shareholders [Member]
Subsequent Event [Line Items]
Dividends Payable, Date to be Paid			Dec. 15, 2021
Dividends Payable, Date of Record			Nov. 15, 2021
Preferred Stock, Dividends Per Share, Declared | $ / shares			$ 0.3828125
Cumulative redeemable preferred, stock dividend rate			6.125%
Subsequent Event [Member] | Series C Cumulative Redeemable Preferred Stock [Member]
Subsequent Event [Line Items]
Cumulative redeemable preferred, stock dividend rate				6.125%
Transaction per share of 6.125% Series C cumulative Redeemable Preferred Stock				$ 25
Common Shareholders [Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Common Stock, Dividends, Per Share, Declared | $ / shares			$ 0.18
Dividends Payable, Date to be Paid			Dec. 15, 2021
Dividends Payable, Date of Record			Nov. 15, 2021