STOCK COMPENSATION PLANS - Compensation Costs (Details) - USD ($)	3 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total compensation cost	$ 6,200,000	$ 5,700,000
Performance Based Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total compensation cost	$ 4,172,000	3,925,000
Performance Based Awards | Performance Share Plan 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of share issued (in shares)	102,193
Total compensation cost	$ 0	634,000
Performance Based Awards | Performance Share Plan 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of share issued (in shares)	145,741
Total compensation cost	$ 846,000	3,291,000
Performance Based Awards | Performance Share Plan 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of share issued (in shares)	87,138
Total compensation cost	$ 3,326,000	0
Performance Based Awards | Performance Share Plan 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of share issued (in shares)	0
Total compensation cost	$ 0	$ 0