Note 4 - Other Balance Sheet Data (Detail) - Accrued and Other Current Liabilities (USD $) In Thousands, unless otherwise specified	Oct. 31, 2012	Oct. 31, 2011
Accrued liabilities and other current liabilities:
Accrued compensation	$ 15,158	$ 13,932
Accrued taxes	2,743	2,124
Other accrued liabilities	4,501	5,079
Total	$ 22,402	$ 21,135