ORGANIZATION, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Segment Reporting (Details) $ in Thousands		3 Months Ended								12 Months Ended
		Oct. 31, 2018 USD ($) ft²	Jul. 31, 2018 USD ($)	Apr. 30, 2018 USD ($)	Jan. 31, 2018 USD ($)	Oct. 31, 2017 USD ($)	Jul. 31, 2017 USD ($)	Apr. 30, 2017 USD ($)	Jan. 31, 2017 USD ($)	Oct. 31, 2018 USD ($) ft² Segment	Oct. 31, 2017 USD ($)	Oct. 31, 2016 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | Segment										1
Ridgeway Significant Tenants [Abstract]
Gross leasable area of properties the Company owned or had equity interest in | ft²		5,100,000								5,100,000
Income Statements [Abstract]
Revenues		$ 32,543	$ 32,809	$ 37,005	$ 32,995	$ 32,313	$ 32,020	$ 30,024	$ 29,202	$ 135,352	$ 123,560	$ 116,792
Interest expense										13,678	12,981	12,983
Depreciation and amortization										$ 28,324	$ 26,512	$ 23,025
Income from continuing operations		$ 9,302	$ 9,780	$ 14,022	$ 9,079	$ 9,696	$ 10,613	$ 27,919	$ 7,204
Ridgeway [Member]
Ridgeway Significant Tenants [Abstract]
Gross leasable area of properties the Company owned or had equity interest in | ft²		374,000								374,000
Percent leased										96.00%	96.00%	98.00%
Operating Segments [Member]
Income Statements [Abstract]
Revenues										$ 135,352	$ 123,560	$ 116,792
Operating expenses										43,176	39,695	37,265
Interest expense										13,678	12,981	12,983
Depreciation and amortization										28,324	26,512	23,025
Income from continuing operations										42,183	36,698	34,605
Operating Segments [Member] | Ridgeway [Member]
Income Statements [Abstract]
Revenues										14,015	13,832	13,192
Operating expenses										4,094	3,809	3,649
Interest expense										1,869	2,034	2,487
Depreciation and amortization										2,616	3,016	2,468
Income from continuing operations										5,436	4,973	4,588
Operating Segments [Member] | All Other Operating Segments [Member]
Income Statements [Abstract]
Revenues										121,337	109,728	103,600
Operating expenses										39,082	35,886	33,616
Interest expense										11,809	10,947	10,496
Depreciation and amortization										25,708	23,496	20,557
Income from continuing operations										$ 36,747	$ 31,725	$ 30,017
Sales Revenue, Services, Net [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage										100.00%	100.00%	100.00%
Sales Revenue, Services, Net [Member] | Ridgeway [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage										10.40%	11.20%	11.30%
Sales Revenue, Services, Net [Member] | All Other Operating Segments [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage										89.60%	88.80%	88.70%
Assets, Total [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage	[1]									100.00%	100.00%
Assets, Total [Member] | Ridgeway [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage										7.00%	7.20%
Assets, Total [Member] | All Other Operating Segments [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage										93.00%	92.80%
Base Rent [Member] | Customer Concentration Risk [Member] | Ridgeway [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage										100.00%	100.00%	100.00%
Base Rent [Member] | Customer Concentration Risk [Member] | The Stop & Shop Supermarket Company [Member] | Ridgeway [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage										20.00%	19.00%	19.00%
Base Rent [Member] | Customer Concentration Risk [Member] | Bed, Bath & Beyond [Member] | Ridgeway [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage										14.00%	14.00%	14.00%
Base Rent [Member] | Customer Concentration Risk [Member] | Marshall's Inc., a division of the TJX Companies [Member] | Ridgeway [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage										10.00%	11.00%	11.00%
Base Rent [Member] | Customer Concentration Risk [Member] | All Other Tenants at Ridgeway [Member] | Ridgeway [Member]
Ridgeway Significant Tenants [Abstract]
Concentration risk, percentage	[2]									56.00%	56.00%	56.00%

[1] Ridgeway did not have any significant expenditures for additions to long lived assets in any of the fiscal years ended October 31, 2018, 2017 and 2016.

[2] No other tenant accounts for more than 10% of Ridgeway's annual base rents in any of the three years presented. Percentages are calculated as a ratio of the tenants base rent divided by total base rent of Ridgeway.