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