ORGANIZATION, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Sale of Investment Property and Property Held for Sale (Details) - USD ($)	3 Months Ended			9 Months Ended
	Jul. 31, 2020	Oct. 31, 2019	Jul. 31, 2019	Jul. 31, 2020	Jul. 31, 2019
Property Held for Sale [Abstract]
Loss on sale of properties				$ (328,000)	$ 409,000
Revenues	$ 28,799,000		$ 34,392,000	94,427,000	102,765,000
Depreciation and amortization	(7,304,000)		(7,002,000)	(21,587,000)	(20,928,000)
Net Income	5,923,000		11,427,000	22,684,000	31,405,000
Disposal Group, Not Discontinued Operations [Member] | Bernardsville, NJ [Member]
Property Held for Sale [Abstract]
Proceeds from sale of property held for sale				2,700,000
Loss on sale of properties		$ 434,000		86,000
Disposal Group, Not Discontinued Operations [Member] | Retail Property Carmel, NY [Member]
Property Held for Sale [Abstract]
Proceeds from sale of property held for sale				1,300,000
Loss on sale of properties				242,000
Disposal Group, Not Discontinued Operations [Member] | Bernardsville, NJ and Carmel, NY Member [Member]
Property Held for Sale [Abstract]
Revenues	0		121,000	17,000	283,000
Property operating expense	0		(58,000)	(27,000)	(165,000)
Depreciation and amortization	0		(34,000)	(9,000)	(102,000)
Net Income	$ 0		$ 29,000	$ (19,000)	$ 16,000