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Shareholders Rights Agreement and Warrants to Purchase Shares of Class B Common Stock (Details) (USD $)
12 Months Ended
Oct. 31, 2014
Oct. 31, 2013
May 31, 2013
Apr. 30, 2013
Mar. 31, 2013
Class of Warrant or Right [Line Items]          
Expire date of warrants Oct. 19, 2017        
Common stock, shares issued (in shares) 11,299,528us-gaap_CommonStockSharesIssued        
Common stock, shares outstanding (in shares) 11,299,528us-gaap_CommonStockSharesOutstanding        
Percentage of forgoing amount as additional payment of calling of warrants (in hundredths) 5.00%chmp_PercentageOfForgoingAmountAsAdditionalPaymentOfCallingOfWarrants        
Minimum percentage of outstanding warrants to purchase option (in hundredths)         50.00%chmp_MinimumPercentageOfOutstandingWarrantsToPurchaseOption
Minimum percentage of outstanding warrants to purchase right (in hundredths)     50.00%chmp_MinimumPercentageOfOutstandingWarrantsToPurchaseRight 75.00%chmp_MinimumPercentageOfOutstandingWarrantsToPurchaseRight  
Minimum percentage of securities holder invoke to file S-1 registration statement (in hundredths) 25.00%chmp_MinimumPercentageOfSecuritiesHolderInvokeToFileS1RegistrationStatement        
Minimum percentage of securities require to be file S-1 registration statement (in hundredths) 40.00%chmp_MinimumPercentageOfSecuritiesRequireToBeFileS1RegistrationStatement        
Minimum amounts of anticipated aggregate offering price, net of selling expenses for S-1 registration statement $ 5,000,000chmp_MinimumAmountsOfAnticipatedAggregateOfferingPriceNetOfSellingExpensesForS1RegistrationStatement        
Minimum percentage of common stock attributable to warrants invoke to file S-3 registration statement (in hundredths) 10.00%chmp_MinimumPercentageOfCommonStockAttributableToWarrantsInvokeToFileS3RegistrationStatement        
Minimum amounts of anticipated aggregate offering price, net of selling expenses for S3 registration statement $ 1,000,000chmp_MinimumAmountsOfAnticipatedAggregateOfferingPriceNetOfSellingExpensesForS3RegistrationStatement        
Marshall T. Reynolds [Member]          
Class of Warrant or Right [Line Items]          
Beneficial ownership percentage (in hundredths) 53.70%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= us-gaap_MajorityShareholderMember
       
Percentage of outstanding common stock proposes to transfer, sell or otherwise dispose (in hundredths) 5.00%chmp_PercentageOfOutstandingCommonStockProposesToTransferSellOrOtherwiseDispose
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= us-gaap_MajorityShareholderMember
       
Percentage of shares held for proposed purchaser (in hundredths) 100.00%chmp_PercentageOfSharesHeldForProposedPurchaser
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= us-gaap_MajorityShareholderMember
       
Class B Common Stock [Member]          
Class of Warrant or Right [Line Items]          
Exercise price of warrants (in dollars per share) $ 0.001us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember
       
Maximum percentage of outstanding common stock for warrants issued (in hundredths) 30.00%chmp_MaximumPercentageOfOutstandingCommonStockForWarrantsIssued
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember
       
Common stock, shares issued (in shares) 0us-gaap_CommonStockSharesIssued
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember
0us-gaap_CommonStockSharesIssued
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember
     
Common stock, shares outstanding (in shares) 0us-gaap_CommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember
0us-gaap_CommonStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember
     
Issuance of an additional shares to the Warrant Holders (in shares) 4,842,654us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember
       
Class B Common Stock [Member] | CEO [Member]          
Class of Warrant or Right [Line Items]          
Percentage of whole controlled of entity common stock by CEO (in hundredths)   53.70%chmp_PercentageOfWholeControlledOfEntityCommonStock
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassBMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ChiefExecutiveOfficerMember