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Consolidated Balance Sheets (Parentheticals) (USD $)
In Thousands, except Share data, unless otherwise specified
Oct. 31, 2014
Oct. 31, 2013
Statement of Financial Position [Abstract]    
Other Physical Property accumulated depreciation $ 904us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment $ 876us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
Trade Accounts Receivable, allowance for doubtful accounts $ 2,152us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 1,604us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Preferred Stock, No Par Value $ 0us-gaap_PreferredStockNoParValue $ 0us-gaap_PreferredStockNoParValue
Preferred Stock, Shares Authorized 175,000us-gaap_PreferredStockSharesAuthorized 175,000us-gaap_PreferredStockSharesAuthorized
Common Stock, No Par Value $ 0us-gaap_CommonStockNoParValue $ 0us-gaap_CommonStockNoParValue
Common Stock, Shares Authorized 200,000,000us-gaap_CommonStockSharesAuthorized 200,000,000us-gaap_CommonStockSharesAuthorized
Common Stock, Shares, Outstanding 78,531,000us-gaap_CommonStockSharesOutstanding 76,099,000us-gaap_CommonStockSharesOutstanding