Note 2 - Selected Balance Sheet Data (Details) - Other Current Assets (USD $) In Thousands, unless otherwise specified	Jul. 31, 2013	Oct. 31, 2012
Other current assets:
Prepaid expenses	$ 4,383	$ 3,772
Other receivables	2,081	1,707
Other	1,003	1,422
Total	$ 7,467	$ 6,901