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Acquisitions and Divestitures - Additional Information (Detail) $ in Millions | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Oct. 31, 2018 USD ($) | Oct. 31, 2017 USD ($) | Oct. 31, 2018 USD ($) liquidation Divestiture Acquisition | Oct. 31, 2017 USD ($) liquidation | Oct. 31, 2017 USD ($) | Oct. 31, 2017 USD ($) Divestiture | Oct. 31, 2017 USD ($) | Oct. 31, 2017 USD ($) deconsolidation | Oct. 31, 2017 USD ($) Acquisition | Oct. 31, 2016 USD ($) Divestiture deconsolidation Acquisition | May 23, 2005 USD ($) | Mar. 28, 2005 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of divestitures (business) | Divestiture |  |  | 0 |  |  | 2 |  |  |  | 4 |  |
Number of acquisitions (acquisition) | Acquisition |  |  | 0 |  |  |  |  |  | 0 | 0 |  |
Number of deconsolidations |  |  |  | 2 |  |  |  | 2 |  | 1 |  |
Gain (loss) on disposal of businesses, net |  |  | $ 0.8 |  | $ (1.7) |  |  |  |  | $ (14.5) |  |
Proceeds from divestiture and deconsolidation |  |  | $ 0.5 |  | 5.1 |  |  |  |  |  |  |
Approximate value of sale agreement |  |  |  |  |  |  |  |  |  |  | $ 51.0 | $ 90.0
Gain (Loss) on sale of business | $ (0.9) | $ 3.9 |  |  |  |  |  |  |  |  |  |
Maximum |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Notes receivable term |  |  | 6 months |  |  |  |  |  |  |  |  |
Notes Receivable |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Approximate value of sale agreement | $ 2.9 | 4.3 | $ 2.9 | $ 4.3 | 4.3 | $ 4.3 | $ 4.3 | $ 4.3 | $ 4.3 |  |  |
2015 Divestiture |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from divestiture and deconsolidation |  |  | $ 0.9 |  | 0.8 |  |  |  |  |  |  |
2016 Divestiture |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on disposal of businesses, net |  |  |  |  |  |  |  |  |  | (14.5) |  |
Approximate value of sale agreement |  |  |  |  |  |  |  |  |  | 24.1 |  |
Notes receivables related to sale of business |  |  |  |  |  |  |  |  |  | 2.4 |  |
Gain (Loss) on sale of business |  |  |  |  |  |  |  |  |  | (3.6) |  |
Deconsolidation of Earthminded Benelux, NV |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Approximate value of sale agreement |  | 0.3 |  | 0.3 | 0.3 | 0.3 | $ 0.3 | 0.3 | 0.3 |  |  |
Gain (Loss) on sale of business |  |  |  |  | 18.1 |  |  |  |  | $ 18.1 |  |
Ownership percent sold of Earthminded Benelux, NV |  |  |  |  |  |  | 51.00% |  |  |  |  |
Fair value of retained noncontrolling interest |  | 0.3 |  | 0.3 | 0.3 | 0.3 | $ 0.3 | 0.3 | 0.3 |  |  |
Carrying value of former subsidiary net assets |  | $ 18.7 |  | $ 18.7 | $ 18.7 | $ 18.7 | $ 18.7 | $ 18.7 | $ 18.7 |  |  |
Rigid Industrial Packaging & Services |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of divestitures (business) | Divestiture |  |  |  |  |  | 2 |  |  |  | 3 |  |
Number of deconsolidations | deconsolidation |  |  |  |  |  |  |  | 1 |  |  |  |
Number of subsidiaries liquidated | liquidation |  |  | 2 | 2 |  |  |  |  |  |  |  |
Flexible Products & Services |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of divestitures (business) | Divestiture |  |  |  |  |  |  |  |  |  | 1 |  |
Number of deconsolidations | deconsolidation |  |  |  |  |  |  |  | 1 |  |  |  |

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