INVESTMENTS IN AND ADVANCES TO UNCONSOLIDATED JOINT VENTURES (Details)	9 Months Ended
Jul. 31, 2022 USD ($) ft² Subsidiary	Oct. 31, 2021 USD ($)
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 28,252,000	$ 29,027,000
Gateway Plaza [Member]
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 6,340,000	$ 6,845,000
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]
Payment for Debt Extinguishment or Debt Prepayment Cost	$ 220,000
Debt instrument, face amount	$ 10,900,000
Gateway Plaza [Member] \| New Non-Recourse First Mortgage Payable Member [Member]
Schedule of Equity Method Investments [Line Items]
Fixed interest rate	4.07%
Debt Instrument, Description of Variable Rate Basis	SOFR
Debt Instrument, Basis Spread on Variable Rate	1.75%
Maturity date	Jul. 01, 2032
Debt instrument, face amount	$ 14,000,000.0
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	$ 3,991,000	$ 3,231,000
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	$ 17,800,000
Midway Shopping Center, L.P. [Member]
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 3,713,000	$ 3,982,000
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	$ 7,400,000
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	$ 23,900,000
Applebee's at Riverhead [Member]
Schedule of Equity Method Investments [Line Items]
Investments in and advances to unconsolidated joint ventures	$ 1,895,000	$ 2,058,000
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	$ 723,000	$ 723,000
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	$ 11,590,000	$ 12,188,000
Ownership interest	50.00%	50.00%
Area of property \| ft²	76,000

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