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Recently Issued Accounting Standards - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Oct. 31, 2018 | Oct. 31, 2017 | Oct. 31, 2019 | Aug. 31, 2018
ASC 842 |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |
Percentage of expect to record right-of-use assets |  |  | 3.00% |
Percentage of expect to record lease liabilities |  |  | 6.00% |
New Accounting Guidance Issued and Not Yet Adopted [Member] |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |
Defined benefit plan effect of percentage change in assumed health care cost trend rates |  |  |  | 1.00%
Other Expense [Member] | Accounting Standards Update 2017-07 [Member] |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |
Reclassification due to change in accounting principles | $ 8,022 | $ 8,700 |  |
Cost of Sales [Member] | Accounting Standards Update 2017-07 [Member] |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |
Reclassification due to change in accounting principles | (363) | (289) |  |
Selling, General and Administrative Expenses [Member] | Accounting Standards Update 2017-07 [Member] |  |  |  |
New Accounting Pronouncements Or Change In Accounting Principle [Line Items] |  |  |  |
Reclassification due to change in accounting principles | $ (7,659) | $ (8,411) |  |

X
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- Definition Percentage right of use assets expect to record. + References No definition available. + Details
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- Definition Ultimate trend rate for health care cost for defined benefit postretirement plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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- Definition Represents the quantification of the effect of adopting the new accounting standard or change in accounting principle expected by the entity to have a significant effect on the entity's financial statements. + References No definition available. + Details
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