RESTRUCTURING CHARGES - Amounts Expected to be Incurred, Amounts Incurred, and Amounts Remaining to Be Incurred (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2020	Jan. 31, 2019
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	$ 27.3
Amounts Incurred During the three months ended January 31, 2020	3.3	$ 3.7
Amounts Remaining to be Incurred	24.0
Employee Separation Costs
Restructuring and Related Costs [Line Items]
Amounts Incurred During the three months ended January 31, 2020	2.7
Other Costs
Restructuring and Related Costs [Line Items]
Amounts Incurred During the three months ended January 31, 2020	0.6
Rigid Industrial Packaging & Services
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	21.0
Amounts Incurred During the three months ended January 31, 2020	1.8
Amounts Remaining to be Incurred	19.2
Rigid Industrial Packaging & Services | Employee Separation Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	15.3
Amounts Incurred During the three months ended January 31, 2020	1.3
Amounts Remaining to be Incurred	14.0
Rigid Industrial Packaging & Services | Other Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	5.7
Amounts Incurred During the three months ended January 31, 2020	0.5
Amounts Remaining to be Incurred	5.2
Flexible Products & Services
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	2.4
Amounts Incurred During the three months ended January 31, 2020	0.5
Amounts Remaining to be Incurred	1.9
Flexible Products & Services | Employee Separation Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	1.4
Amounts Incurred During the three months ended January 31, 2020	0.5
Amounts Remaining to be Incurred	0.9
Flexible Products & Services | Other Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	1.0
Amounts Incurred During the three months ended January 31, 2020	0.0
Amounts Remaining to be Incurred	1.0
Paper Packaging & Services
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	3.9
Amounts Incurred During the three months ended January 31, 2020	1.0
Amounts Remaining to be Incurred	2.9
Paper Packaging & Services | Employee Separation Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	2.0
Amounts Incurred During the three months ended January 31, 2020	0.9
Amounts Remaining to be Incurred	1.1
Paper Packaging & Services | Other Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	1.9
Amounts Incurred During the three months ended January 31, 2020	0.1
Amounts Remaining to be Incurred	$ 1.8