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Operating Segments - Sales Information by Geographic Regions (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 31, 2017 | Jul. 31, 2016 | Jul. 31, 2017 | Jul. 31, 2016
Net external sales |  |  |  |
Net external sales | $ 589,438 | $ 489,899 | $ 1,493,044 | $ 1,299,711
United States [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | 182,953 | 135,067 | 464,569 | 383,720
Americas [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | 41,604 | 30,534 | 107,971 | 90,823
Europe [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | 133,846 | 128,583 | 381,473 | 374,234
Japan [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | 41,472 | 34,709 | 96,504 | 83,578
Asia Pacific [Member] |  |  |  |
Net external sales |  |  |  |
Net external sales | $ 189,563 | $ 161,006 | $ 442,527 | $ 367,356

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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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