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2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $)
 12 Months Ended
Oct. 31, 2014
Oct. 31, 2013
Summary Of Significant Accounting Policies Details 2    
Gross realized gains $ 5,294,449JVA_GrossRealizedGains $ 1,836,103JVA_GrossRealizedGains
Gross realized (losses) (2,054,301)JVA_GrossRealizedLosses (8,044,751)JVA_GrossRealizedLosses
Unrealized gains 499,116JVA_UnrealizedGainsLosses 383,349JVA_UnrealizedGainsLosses
Total $ 3,739,264JVA_Total $ (5,825,299)JVA_Total