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Operating Segments - Sales Information by Geographic Regions (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2020 | Apr. 30, 2019 | Apr. 30, 2020 | Apr. 30, 2019
Net external sales |  |  |  |
Net external sales | $ 529,478 | $ 551,119 | $ 1,024,394 | $ 1,049,029
United States [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | 188,933 | 190,699 | 377,433 | 361,050
Americas [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | 36,673 | 43,682 | 67,756 | 76,119
Europe [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | 136,056 | 149,526 | 262,447 | 282,200
Japan [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | 31,575 | 30,031 | 59,127 | 59,078
Asia Pacific [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | $ 136,241 | $ 137,181 | $ 257,631 | $ 270,582

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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