ORGANIZATION, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Properties Held for Sale (Details) - USD ($)	3 Months Ended		12 Months Ended
	Jan. 31, 2020	Jan. 31, 2019	Oct. 31, 2019
Property Held for Sale [Abstract]
Loss on sale of properties	$ (339,000)	$ 0
Revenues	34,348,000	34,267,000
Depreciation and amortization	(7,135,000)	(6,940,000)
Net Income	9,521,000	10,018,000
Amortization of remaining over-market value for terminated lease	(177,000)	(135,000)
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	85,000		$ 434,000
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	254,000
Disposal Group, Not Discontinued Operations [Member] | Bernardsville, NJ and Carmel, NY Member [Member]
Property Held for Sale [Abstract]
Revenues	21,000	76,000
Property operating expense	(26,000)	(45,000)
Depreciation and amortization	(9,000)	(34,000)
Net Income	$ (14,000)	$ (3,000)