Income Taxes - Summary of Provision for Income Taxes from Continuing Operations (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Current:
Federal	$ 263	$ 512	$ (1,502)
State	408	(132)	1,140
Foreign	14,585	13,248	18,090
Current income taxes	15,256	13,628	17,728
Deferred:
Federal	152	(181)	(2,872)
State	322	(33)	(1,087)
Foreign	(8,173)	(27,729)	9,664
Deferred income taxes	(7,699)	(27,943)	5,705
Provision (benefit) for income taxes	$ 7,557	$ (14,315)	$ 23,433