PROPERTIES (Details)	12 Months Ended
	Oct. 31, 2016 USD ($) ft²	Oct. 31, 2015 USD ($) ft² Property	Oct. 31, 2014 USD ($)
Business Acquisition [Line Items]
Acquisition related costs	$ 412,000	$ 2,068,000	$ 666,000
Amortization of above-market and below-market leases	157,000	415,000	$ 410,000
Capital improvements to properties and leasing costs	21,500,000
Core Properties [Member]
Property, Plant and Equipment [Line Items]
Gross properties	1,016,838,000	941,690,000
Accumulated depreciation	(186,098,000)	(165,660,000)
Properties, net	830,740,000	$ 776,030,000
Rental payments on non-cancelable operating leases [Abstract]
Minimum rental payments on non-cancelable operating leases in the consolidated core properties	491,500,000
2017	82,100,000
2018	71,600,000
2019	63,000,000
2020	53,800,000
2021	44,500,000
Thereafter	$ 176,500,000
Core Properties [Member] | Maximum [Member]
Rental payments on non-cancelable operating leases [Abstract]
Additional rent based on tenant revenue, as percent of consolidated revenues	1.00%	1.00%
Land [Member] | Core Properties [Member]
Property, Plant and Equipment [Line Items]
Gross properties	$ 187,676,000	$ 175,952,000
Buildings and Improvements [Member] | Core Properties [Member]
Property, Plant and Equipment [Line Items]
Gross properties	829,162,000	765,738,000
NJ Retail Properties [Member]
Business Acquisition [Line Items]
Business Combination - Property Acquisition Purchase Price		124,600,000
Acquisition related costs		$ 1,867,000
Area of real estate property acquired | ft²		375,000
Increase (Decrease) in Fair Value Adjustments on Other Assets (Liabilities) Carried at Fair Value under Fair Value Option		$ (113,000)
Number of properties acquired | Property		4
Greenwich Properties [Member]
Business Acquisition [Line Items]
Increase (Decrease) in Fair Value Adjustments on Other Assets (Liabilities) Carried at Fair Value under Fair Value Option		$ 166,000
970 High Ridge Property [Member]
Business Acquisition [Line Items]
Business Combination - Property Acquisition Purchase Price	13,300,000
Acquisition related costs	$ 61,000
Area of real estate property acquired | ft²	27,000
Newfield Green Property [Member]
Business Acquisition [Line Items]
Business Combination - Property Acquisition Purchase Price	$ 45,300,000
Acquisition related costs	$ 185,000
Area of real estate property acquired | ft²	72,000
Estimated fair value of first mortgage secured by property	$ 22,700,000
HMART Property [Member]
Business Acquisition [Line Items]
Business Combination - Property Acquisition Purchase Price		4,000,000
Acquisition related costs		$ 24,000
Area of real estate property acquired | ft²		7,000
Increase (Decrease) in Fair Value Adjustments on Other Assets (Liabilities) Carried at Fair Value under Fair Value Option		$ (69,000)
McLean Plaza [Member]
Business Acquisition [Line Items]
Increase (Decrease) in Fair Value Adjustments on Other Assets (Liabilities) Carried at Fair Value under Fair Value Option		964,000
Harrison Property [Member]
Business Acquisition [Line Items]
Business Combination - Property Acquisition Purchase Price		10,000,000
Acquisition related costs		$ 68,000
Area of real estate property acquired | ft²		26,000
Increase (Decrease) in Fair Value Adjustments on Other Assets (Liabilities) Carried at Fair Value under Fair Value Option		$ (48,000)
Properties Under Contract to Purchase [Member]
Business Acquisition [Line Items]
Acquisition Equity Needed	17,100,000
White Plains Property [Member]
Business Acquisition [Line Items]
Extension rent received	4,800,000
Deposit received from purchaser on property sale	$ 11,900,000