Restructuring Charges - Reconciliation of Total Amounts Expected to be Incurred from Open Restructuring Plans Anticipated to be Realized (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016	Oct. 31, 2016
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	$ 24.6		$ 24.6
Restructuring charges	5.1	$ 5.4	4.8	$ 7.7
Amounts Remaining to be Incurred	19.8		19.8		$ 16.1
Employee Separation Costs
Restructuring and Related Costs [Line Items]
Restructuring charges	4.7		3.9
Other Costs
Restructuring and Related Costs [Line Items]
Restructuring charges	0.4		0.9
Rigid Industrial Packaging & Services
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	21.7		21.7
Restructuring charges			3.9
Amounts Remaining to be Incurred	17.8		17.8
Rigid Industrial Packaging & Services | Employee Separation Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	17.6		17.6
Restructuring charges			3.2
Amounts Remaining to be Incurred	14.4		14.4
Rigid Industrial Packaging & Services | Other Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	4.1		4.1
Restructuring charges			0.7
Amounts Remaining to be Incurred	3.4		3.4
Flexible Products & Services
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	2.6		2.6
Restructuring charges			0.6
Amounts Remaining to be Incurred	2.0		2.0
Flexible Products & Services | Employee Separation Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	1.2		1.2
Restructuring charges			0.4
Amounts Remaining to be Incurred	0.8		0.8
Flexible Products & Services | Other Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	1.4		1.4
Restructuring charges			0.2
Amounts Remaining to be Incurred	1.2		1.2
Paper Packaging & Services
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	0.3		0.3
Restructuring charges			0.3
Amounts Remaining to be Incurred	0.0		0.0
Paper Packaging & Services | Employee Separation Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	0.3		0.3
Restructuring charges			0.3
Amounts Remaining to be Incurred	0.0		0.0
Paper Packaging & Services | Other Costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	0.0		0.0
Restructuring charges			0.0
Amounts Remaining to be Incurred	$ 0.0		$ 0.0