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Operating Segments - Sales Information by Geographic Regions (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Jan. 31, 2018 | Jan. 31, 2017
Net external sales |  |
Net external sales | $ 550,424 | $ 407,470
United States [Member] |  |
Net external sales |  |
Net external sales | 165,831 | 125,521
Americas [Member] |  |
Net external sales |  |
Net external sales | 34,279 | 30,042
Europe [Member] |  |
Net external sales |  |
Net external sales | 141,938 | 119,159
Japan [Member] |  |
Net external sales |  |
Net external sales | 65,869 | 24,177
Asia Pacific [Member] |  |
Net external sales |  |
Net external sales | $ 142,507 | $ 108,571

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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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