Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions	3 Months Ended		12 Months Ended
	Oct. 31, 2016 USD ($) a Employees Country asset_group	Oct. 31, 2015 USD ($)	Oct. 31, 2016 USD ($) a Employees Country Block asset_group class shares	Oct. 31, 2015 USD ($) shares	Oct. 31, 2014 USD ($) shares	Apr. 30, 2015
Basis Of Presentation And Significant Accounting Policies [Line Items]
Number of countries in which company operates (country) | Country	45		45
Approximate number of employees (employees) | Employees	12,370		12,370
Asset impairment charges	$ 6.5	$ 23.6	$ 51.4	$ 45.9	$ 85.8
Cash and cash equivalent held in foreign jurisdiction	96.6	104.2	96.6	104.2
Allowance for trade accounts receivable	8.8	11.8	8.8	11.8
Depreciation expense on properties, plants and equipment			107.4	113.4	129.8
Capitalized interest costs	2.6	1.5	$ 2.6	1.5	$ 1.4
Number of product classes (class) | class			5
Number of depletion blocks (block) | Block			8
Self insurance reserve	4.4	3.6	$ 4.4	3.6
Liabilities for anticipated costs	$ 11.8	$ 12.2	$ 11.8	$ 12.2
Options granted (shares) | shares			0	0	0
Translation adjustment functional to reporting currency, losses reclassified to earnings, net of tax			$ 6.7	$ 3.8	$ 1.2
Timber Properties
Basis Of Presentation And Significant Accounting Policies [Line Items]
Newly constructed road, depreciation period			20 years
United States
Basis Of Presentation And Significant Accounting Policies [Line Items]
Area of timber properties (acre) | a	244,548		244,548
Depletion expense, timber			$ 3.2	2.8	3.8
Rigid Industrial Packaging & Services
Basis Of Presentation And Significant Accounting Policies [Line Items]
Number of asset groups with assets held for sale (asset group) | asset_group	1		1
Flexible Products & Services
Basis Of Presentation And Significant Accounting Policies [Line Items]
Asset impairment charges					$ 15.7
Number of asset groups with assets held for sale (asset group) | asset_group	1		1
Minimum
Basis Of Presentation And Significant Accounting Policies [Line Items]
Initial purchase price of a certain percentage of eligible receivables			75.00%
Maximum
Basis Of Presentation And Significant Accounting Policies [Line Items]
Initial purchase price of a certain percentage of eligible receivables			90.00%
Software | Minimum
Basis Of Presentation And Significant Accounting Policies [Line Items]
Amortization period			3 years
Software | Maximum
Basis Of Presentation And Significant Accounting Policies [Line Items]
Amortization period			10 years
Venezuela Currency
Basis Of Presentation And Significant Accounting Policies [Line Items]
Exchange rate						6.4
Other income related to remeasurement of Venezuelan monetary assets and liabilities				4.9
Adjustment to increase in cost of goods sold				9.3
Asset impairment charges				$ 15.0