Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009
Current:
Federal	$ (194)	$ (918)	$ (3,488)
State	(518)	223	122
Foreign	8,202	1,936	2,925
Total current	7,490	1,241	(441)
Deferred:
Federal	160	700	(860)
State	23	0	(23)
Foreign	0	0	0
Total deferred	183	700	(883)
Provision (benefit) for income taxes	$ 7,673	$ 1,941	$ (1,324)