INVESTMENTS IN AND ADVANCES TO UNCONSOLIDATED JOINT VENTURES (Details) $ in Thousands	9 Months Ended
Jul. 31, 2020 USD ($) ft² Subsidiary	Oct. 31, 2019 USD ($)
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 28,305	$ 29,374
Gateway Plaza [Member]
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 6,994	$ 6,847
Ownership interest	50.00%	50.00%
Area of property \| ft²	198,500
In-line space \| ft²	27,000
Area of newly build and fully leased pad site \| ft²	3,500
Gateway Plaza [Member] \| Non-recourse First Mortgage Payable [Member]
Schedule of Equity Method Investments [Line Items]
Fixed interest rate	4.20%
Maturity date	Mar. 01, 2024
Debt instrument, face amount	$ 11,700
Walmart in Gateway Plaza Shopping Center [Member]
Schedule of Equity Method Investments [Line Items]
Area of property \| ft²	168,000
Putnam Plaza Shopping Center [Member]
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 2,224	$ 3,446
Ownership interest	66.67%	66.67%
Area of property \| ft²	189,000
Putnam Plaza Shopping Center [Member] \| Non-recourse First Mortgage Payable [Member]
Schedule of Equity Method Investments [Line Items]
Fixed interest rate	4.81%
Maturity date	Oct. 01, 2028
Debt instrument, face amount	$ 18,400
Midway Shopping Center, L.P. [Member]
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 4,247	$ 4,384
Ownership interest	11.79%	11.79%
Area of property \| ft²	247,000
Percentage of voting interests acquired	25.00%
Excess of carrying amount over underlying equity allocated to real property	$ 7,400
Estimated useful life of property	39 years
Midway Shopping Center, L.P. [Member] \| Non-recourse First Mortgage Payable [Member]
Schedule of Equity Method Investments [Line Items]
Fixed interest rate	4.80%
Maturity date	Dec. 31, 2027
Debt instrument, face amount	$ 25,900
Applebee's at Riverhead [Member]
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 1,909	$ 1,926
Ownership interest	50.00%	50.00%
Area of property \| ft²	5,400
Area of newly build and fully leased pad site \| ft²	7,200
81 Pondfield Road Company [Member]
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 723	$ 723
Ownership interest	20.00%	20.00%
Gateway Plaza and Applebee's at Riverhead [Member]
Schedule of Equity Method Investments [Line Items]
Number of wholly-owned subsidiaries involved in acquisition of properties \| Subsidiary	2
Ownership interest	50.00%
Chestnut Ridge [Member]
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 12,208	$ 12,048
Ownership interest	50.00%	50.00%
Area of property \| ft²	76,000

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