RESTRUCTURING CHARGES - Reconciliation of Total Amounts Expected to be Incurred from Open Restructuring Plans Anticipated to be Realized (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019
Restructuring and Related Cost [Abstract]
Total Amounts Expected to be Incurred	$ 33.9
Amounts Incurred During the year ended October 31, 2021	23.1	$ 38.7	$ 26.1
Amounts Remaining to be Incurred	10.8
Employee Separation Costs
Restructuring and Related Cost [Abstract]
Amounts Incurred During the year ended October 31, 2021	14.9	26.4	22.5
Other restructuring costs
Restructuring and Related Cost [Abstract]
Amounts Incurred During the year ended October 31, 2021	8.2	$ 12.3	$ 3.6
Global Industrial Packaging
Restructuring and Related Cost [Abstract]
Total Amounts Expected to be Incurred	25.3
Amounts Incurred During the year ended October 31, 2021	17.1
Amounts Remaining to be Incurred	8.2
Global Industrial Packaging | Employee Separation Costs
Restructuring and Related Cost [Abstract]
Total Amounts Expected to be Incurred	19.5
Amounts Incurred During the year ended October 31, 2021	13.7
Amounts Remaining to be Incurred	5.8
Global Industrial Packaging | Other restructuring costs
Restructuring and Related Cost [Abstract]
Total Amounts Expected to be Incurred	5.8
Amounts Incurred During the year ended October 31, 2021	3.4
Amounts Remaining to be Incurred	2.4
Paper Packaging & Services
Restructuring and Related Cost [Abstract]
Total Amounts Expected to be Incurred	8.5
Amounts Incurred During the year ended October 31, 2021	5.9
Amounts Remaining to be Incurred	2.6
Paper Packaging & Services | Employee Separation Costs
Restructuring and Related Cost [Abstract]
Total Amounts Expected to be Incurred	1.4
Amounts Incurred During the year ended October 31, 2021	1.1
Amounts Remaining to be Incurred	0.3
Paper Packaging & Services | Other restructuring costs
Restructuring and Related Cost [Abstract]
Total Amounts Expected to be Incurred	7.1
Amounts Incurred During the year ended October 31, 2021	4.8
Amounts Remaining to be Incurred	2.3
Land Management
Restructuring and Related Cost [Abstract]
Total Amounts Expected to be Incurred	0.1
Amounts Incurred During the year ended October 31, 2021	0.1
Amounts Remaining to be Incurred	0.0
Land Management | Employee Separation Costs
Restructuring and Related Cost [Abstract]
Total Amounts Expected to be Incurred	0.1
Amounts Incurred During the year ended October 31, 2021	0.1
Amounts Remaining to be Incurred	$ 0.0