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Derivative Financial Instruments - Outstanding Currency, Forward Exchange Contracts (Detail) - Foreign Currency Forward Contracts - USD ($) $ in Thousands | Oct. 31, 2021 | Oct. 31, 2020
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Sell |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | $ 189,817 | $ 255,779
Buy |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 610,391 | 552,966
Euro | Sell |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 100,922 | 127,849
Euro | Buy |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 325,581 | 259,510
Pound sterling | Sell |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 50,333 | 36,943
Pound sterling | Buy |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 79,934 | 71,380
Japanese yen | Sell |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 14,338 | 23,262
Japanese yen | Buy |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 45,436 | 41,133
Australian dollar | Sell |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 709 | 179
Australian dollar | Buy |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 10,088 | 9,084
Hong Kong dollar | Sell |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 6,948 | 59,459
Hong Kong dollar | Buy |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 44,831 | 81,199
Singapore dollar | Sell |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 200 | 1,102
Singapore dollar | Buy |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 18,029 | 17,350
Others | Sell |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 16,367 | 6,985
Others | Buy |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | $ 86,492 | $ 73,310

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