MORTGAGE NOTES PAYABLE, BANK LINES OF CREDIT AND OTHER LOANS (Details) $ in Thousands	6 Months Ended
	Apr. 30, 2020 USD ($) Bank	Apr. 30, 2019 USD ($)
Line of Credit Facility [Line Items]
Extended Maturity Date	Aug. 23, 2021
Repayments of borrowings on facility	$ 0	$ 23,750
BNY, Wells Fargo and Bank of Montreal [Member] | Unsecured Revolving Credit Agreement [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity	$ 100,000
Number of syndicated banks | Bank	3
Option, maximum borrowing capacity	$ 150,000
Maturity date	Aug. 23, 2020
Extension period	1 year
Covenant compliance	The Company was in compliance with such covenants at April 30, 2020.
Borrowing under revolving credit facility	$ 35,000
BNY, Wells Fargo and Bank of Montreal [Member] | Unsecured Revolving Credit Agreement [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Commitment fee	0.15%
BNY, Wells Fargo and Bank of Montreal [Member] | Unsecured Revolving Credit Agreement [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Commitment fee	0.25%
BNY, Wells Fargo and Bank of Montreal [Member] | Unsecured Revolving Credit Agreement [Member] | Eurodollar [Member]
Line of Credit Facility [Line Items]
Benchmark interest rate	Eurodollar rate
BNY, Wells Fargo and Bank of Montreal [Member] | Unsecured Revolving Credit Agreement [Member] | Eurodollar [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	1.35%
BNY, Wells Fargo and Bank of Montreal [Member] | Unsecured Revolving Credit Agreement [Member] | Eurodollar [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	1.95%
BNY, Wells Fargo and Bank of Montreal [Member] | Unsecured Revolving Credit Agreement [Member] | The Bank of New York Mellon's Prime Rate [Member]
Line of Credit Facility [Line Items]
Benchmark interest rate	The Bank of New York Mellon's prime lending rate
BNY, Wells Fargo and Bank of Montreal [Member] | Unsecured Revolving Credit Agreement [Member] | The Bank of New York Mellon's Prime Rate [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.35%
BNY, Wells Fargo and Bank of Montreal [Member] | Unsecured Revolving Credit Agreement [Member] | The Bank of New York Mellon's Prime Rate [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate	0.95%
BNY, Wells Fargo and Bank of Montreal [Member] | Letter of Credit [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity	$ 10,000