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Note 2 - Selected Balance Sheet Data (Detail) - Other Current Assets (USD $)
In Thousands, unless otherwise specified
Apr. 30, 2013
Oct. 31, 2012
Other current assets:    
Prepaid expenses $ 3,693 $ 3,772
Other receivables 1,870 1,707
Other 2,745 1,422
Total $ 8,308 $ 6,901