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FAIR VALUE (Details 1) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Jan. 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Beginning balance $ 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue
Issuance of warrants 603us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues
Change in fair value of warrant liability 779us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings
Ending balance $ 1,382us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue