Derivative Financial Instruments - Outstanding Currency, Forward Exchange Contracts (Detail) - Foreign Currency Forward Contracts - USD ($) $ in Thousands	Oct. 31, 2021	Oct. 31, 2020
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