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Financial Instruments - Outstanding Currency, Forward Exchange Contracts (Detail) - USD ($) $ in Thousands | Oct. 31, 2015 | Oct. 31, 2014
--- | --- | ---
Derivative [Line Items] |  |
Fair Market Value of foreign currency derivative contracts | $ (2,356) | $ 1,510
Foreign Currency Forward Contracts [Member] | Sell [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 258,659 | 587,456
Fair Market Value of foreign currency derivative contracts | 256,866 | 567,874
Foreign Currency Forward Contracts [Member] | Buy [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 347,498 | 669,021
Fair Market Value of foreign currency derivative contracts | 343,348 | 651,045
Euro [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 182,503 | 424,624
Fair Market Value of foreign currency derivative contracts | 180,406 | 407,422
Euro [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 188,021 | 344,461
Fair Market Value of foreign currency derivative contracts | 184,174 | 330,957
Pound sterling [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 55,234 | 86,654
Fair Market Value of foreign currency derivative contracts | 55,543 | 85,632
Pound sterling [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 37,714 | 141,638
Fair Market Value of foreign currency derivative contracts | 37,513 | 140,065
Japanese Yen [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 17,046 | 21,057
Fair Market Value of foreign currency derivative contracts | 17,067 | 19,780
Japanese Yen [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 13,646 | 17,477
Fair Market Value of foreign currency derivative contracts | 13,706 | 16,498
Australian Dollar [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts |  | 216
Fair Market Value of foreign currency derivative contracts |  | 220
Australian Dollar [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 7,120 | 9,012
Fair Market Value of foreign currency derivative contracts | 6,981 | 8,618
Hong Kong Dollar [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts |  | 52,278
Fair Market Value of foreign currency derivative contracts |  | 52,247
Hong Kong Dollar [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 59,734 | 117,040
Fair Market Value of foreign currency derivative contracts | 59,739 | 116,978
Singapore Dollar [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 858 |
Fair Market Value of foreign currency derivative contracts | 857 |
Singapore Dollar [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 11,519 | 10,984
Fair Market Value of foreign currency derivative contracts | 11,561 | 10,693
Others [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 3,018 | 2,627
Fair Market Value of foreign currency derivative contracts | 2,993 | 2,573
Others [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member] |  |
Derivative [Line Items] |  |
Notional Amounts of foreign currency derivative contracts | 29,744 | 28,409
Fair Market Value of foreign currency derivative contracts | $ 29,674 | $ 27,236

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