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Redeemable Noncontrolling Interests - Additional Information (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2019 USD ($) | Oct. 31, 2018 USD ($) joint_venture | Oct. 31, 2017 USD ($) | Oct. 31, 2016 USD ($)
Noncontrolling Interest [Line Items] |  |  |  |
Purchases of redeemable noncontrolling interest | $ |  | $ 0.0 | $ 0.0 | $ 6.0
Paper Packaging And Services |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Number of joint ventures (joint venture) | joint_venture |  | 2 |  |
Rigid Industrial Packaging & Services |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Number of joint ventures (joint venture) | joint_venture |  | 1 |  |
Scenario, Forecast |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |
Purchases of redeemable noncontrolling interest | $ | $ 10.1 |  |  |

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- Definition Number of Joint Ventures + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The cash outflow during the period for redemption of redeemable noncontrolling interests. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Details
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