Financial Instruments - Outstanding Currency, Forward Exchange Contracts (Detail) - USD ($) $ in Thousands	Oct. 31, 2016	Oct. 31, 2015
Derivative [Line Items]
Fair Market Value of foreign currency derivative contracts	$ (39)	$ (2,356)
Foreign Currency Forward Contracts [Member] | Sell [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	181,372	258,659
Fair Market Value of foreign currency derivative contracts	177,669	256,866
Foreign Currency Forward Contracts [Member] | Buy [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	245,033	347,498
Fair Market Value of foreign currency derivative contracts	241,289	343,348
Euro [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	107,860	182,503
Fair Market Value of foreign currency derivative contracts	105,635	180,406
Euro [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	51,377	188,021
Fair Market Value of foreign currency derivative contracts	50,495	184,174
Pound sterling [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	36,692	55,234
Fair Market Value of foreign currency derivative contracts	36,125	55,543
Pound sterling [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	37,473	37,714
Fair Market Value of foreign currency derivative contracts	36,302	37,513
Japanese Yen [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	31,844	17,046
Fair Market Value of foreign currency derivative contracts	31,000	17,067
Japanese Yen [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	23,998	13,646
Fair Market Value of foreign currency derivative contracts	23,185	13,706
Australian Dollar [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	380
Fair Market Value of foreign currency derivative contracts	380
Australian Dollar [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	8,096	7,120
Fair Market Value of foreign currency derivative contracts	8,095	6,981
Hong Kong Dollar [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	1,702
Fair Market Value of foreign currency derivative contracts	1,702
Hong Kong Dollar [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	79,516	59,734
Fair Market Value of foreign currency derivative contracts	79,411	59,739
Singapore Dollar [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	1,031	858
Fair Market Value of foreign currency derivative contracts	995	857
Singapore Dollar [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	12,062	11,519
Fair Market Value of foreign currency derivative contracts	11,735	11,561
Others [Member] | Foreign Currency Forward Contracts [Member] | Sell [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	1,863	3,018
Fair Market Value of foreign currency derivative contracts	1,832	2,993
Others [Member] | Foreign Currency Forward Contracts [Member] | Buy [Member]
Derivative [Line Items]
Notional Amounts of foreign currency derivative contracts	32,511	29,744
Fair Market Value of foreign currency derivative contracts	$ 32,066	$ 29,674