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Consolidation of Variable Interest Entities - Additional Information (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
Variable Interest Entity [Line Items] |  |  |  |  |
Restricted bank financial instruments under Buyer SPE | $ 50.9 |  | $ 50.9 |  | $ 50.9
Interest income of Buyer SPE | 0.6 | $ 0.6 | 1.2 | $ 1.2 |
Net income (loss) attributable to noncontrolling interests | 3.9 | 1.1 | $ 6.5 | 2.3 |
Buyer Spe |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Ownership interest |  |  | 0.00% |  |
STA Timber |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Debt instrument, principal outstanding | 43.3 |  | $ 43.3 |  | $ 43.3
Interest expense | 0.6 | 0.6 | 1.2 | 1.2 |
Flexible Packaging JV |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Net income (loss) attributable to noncontrolling interests | $ (1.2) | $ 1.6 | $ (1.8) | $ 2.6 |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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