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		12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021	Oct. 31, 2021
Property Held for Sale [Abstract]
Gain/(Loss) on sale of properties			$ 768,000	$ 12,214,000
Revenues	$ 35,484,000	$ 34,330,000	107,039,000	101,533,000
Depreciation and amortization	(7,644,000)	(7,063,000)	(22,360,000)	(21,773,000)
Net Income	10,924,000	22,675,000	32,069,000	40,437,000
Disposal Group, Not Discontinued Operations [Member] | Chester, NJ [Member]
Property Held for Sale [Abstract]
Proceeds from sale of property held for sale					$ 1,960,000
Gain/(Loss) on sale of properties			(8,000)		$ (342,000)
Disposal Group, Not Discontinued Operations [Member] | Bloomfield, NJ [Member]
Property Held for Sale [Abstract]
Proceeds from sale of property held for sale			1,800,000
Gain/(Loss) on sale of properties			544,000
Disposal Group, Not Discontinued Operations [Member] | Unionville, CT [Member]
Property Held for Sale [Abstract]
Proceeds from sale of property held for sale			950,000
Gain/(Loss) on sale of properties			203,000
Disposal Group, Not Discontinued Operations [Member] | Chester, NJ, Bloomfield, NJ, Unionville, CT Member [Member]
Property Held for Sale [Abstract]
Revenues	3,000	48,000	47,000	147,000
Property operating expense	0	(16,000)	(25,000)	(53,000)
Depreciation and amortization	0	(26,000)	(14,000)	(79,000)
Net Income	$ 3,000	$ 6,000	$ 8,000	$ 15,000