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Financial Assets and Liabilities - Unaudited Condensed Consolidated Statement of Operations Location and Amount of Gains and Losses on Derivative Instrument Fair Values for Designated Hedge Instruments, Net of Tax (Detail) - Foreign Exchange Contracts - USD ($) $ in Thousands | 3 Months Ended
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Jan. 31, 2024 | Jan. 31, 2023
Financial Assets and Liabilities [Line Items] |  |
Amount of gains (losses) recognized in OCI on derivatives (effective portion) | $ 10,610 | $ 42,112
Amount of gains (losses) reclassified from OCI (effective portion) | (3,278) | (8,357)
Revenue |  |
Financial Assets and Liabilities [Line Items] |  |
Amount of gains (losses) recognized in OCI on derivatives (effective portion) | (58) | 5,267
Amount of gains (losses) reclassified from OCI (effective portion) | (3,263) | (3,967)
Operating expenses |  |
Financial Assets and Liabilities [Line Items] |  |
Amount of gains (losses) recognized in OCI on derivatives (effective portion) | 10,668 | 36,845
Amount of gains (losses) reclassified from OCI (effective portion) | $ (15) | $ (4,390)

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- Definition Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4C -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480627/815-20-45-3 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4A -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4A Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10A -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-10A + Details
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