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Segment Disclosure - Revenues Related to Operations by Geographic Areas (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2017 | Apr. 30, 2016 | Apr. 30, 2017 | Apr. 30, 2016
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Consolidated | $ 680,069 | $ 605,005 | $ 1,332,855 | $ 1,173,609
United States |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Consolidated | 350,489 | 297,388 | 669,908 | 572,318
Europe |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Consolidated | 78,395 | 73,112 | 154,068 | 145,047
Japan |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Consolidated | 57,206 | 58,535 | 118,904 | 111,781
Asia-Pacific and Other |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |
Consolidated | $ 193,979 | $ 175,970 | $ 389,975 | $ 344,463

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + 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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