Quarterly report pursuant to Section 13 or 15(d)

Investment in Saneron CCEL Therapeutics, Inc. ("Saneron") - Additional Information (Detail)

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Investment in Saneron CCEL Therapeutics, Inc. ("Saneron") - Additional Information (Detail) (USD $)
3 Months Ended 12 Months Ended
Feb. 28, 2015
Installment
Feb. 28, 2014
Nov. 30, 2014
Installment
Investments In Affiliates [Line Items]      
Equity method investment $ 684,000us-gaap_EquityMethodInvestments   $ 684,000us-gaap_EquityMethodInvestments
Saneron [Member]      
Investments In Affiliates [Line Items]      
Ownership interest 33.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
  33.00%us-gaap_EquityMethodInvestmentOwnershipPercentage
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
Goodwill 684,000us-gaap_Goodwill
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
  684,000us-gaap_Goodwill
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
Equity method investment 684,000us-gaap_EquityMethodInvestments
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
  684,000us-gaap_EquityMethodInvestments
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
Equity method investment, impairment loss 0ccel_EquityMethodInvestmentsImpairment
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
  0ccel_EquityMethodInvestmentsImpairment
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
Loan Saneron in quarterly payments an aggregate amount 300,000ccel_InvestmentsInAndAdvancesToAffiliatesAggregateAmountOfLoanMaximum
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
   
Initial loan amount 150,000ccel_InvestmentsInAndAdvancesToAffiliatesAggregateAmountOfInitialLoan
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
   
Additional quarterly payments 0ccel_NumberOfQuarterlyInstallmentInWhichLoanIsPayable
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
  5ccel_NumberOfQuarterlyInstallmentInWhichLoanIsPayable
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
Date of maturity 5 years    
First initial quarterly payment 37,500ccel_ProceedsFromQuarterlyInstallmentLoanReceivable
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
   
Equity in losses 8,000ccel_InvestmentsInAffiliatesEquityInAggregateLosses
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
114,000ccel_InvestmentsInAffiliatesEquityInAggregateLosses
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
 
Saneron [Member] | Additional Investments [Member]      
Investments In Affiliates [Line Items]      
Equity in losses   75,000ccel_InvestmentsInAffiliatesEquityInAggregateLosses
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= us-gaap_InvestmentsMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
 
Saneron [Member] | Stock Awards [Member]      
Investments In Affiliates [Line Items]      
Equity in losses 8,000ccel_InvestmentsInAffiliatesEquityInAggregateLosses
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= ccel_StockAwardsMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
39,000ccel_InvestmentsInAffiliatesEquityInAggregateLosses
/ us-gaap_EligibleItemOrGroupForFairValueOptionAxis
= ccel_StockAwardsMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
 
Saneron [Member] | Initial Loan [Member]      
Investments In Affiliates [Line Items]      
Additional quarterly payments 4ccel_NumberOfQuarterlyInstallmentInWhichLoanIsPayable
/ us-gaap_InvestmentsInAndAdvancesToAffiliatesCategorizationAxis
= ccel_InitialLoanMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
   
Quarterly installments per quarter 37,500ccel_InvestmentsInAndAdvancesToAffiliatesAggregateAmountOfQuarterlyInstallmentLoan
/ us-gaap_InvestmentsInAndAdvancesToAffiliatesCategorizationAxis
= ccel_InitialLoanMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
   
Saneron [Member] | Additional Loan [Member]      
Investments In Affiliates [Line Items]      
Initial loan amount 150,000ccel_InvestmentsInAndAdvancesToAffiliatesAggregateAmountOfInitialLoan
/ us-gaap_InvestmentsInAndAdvancesToAffiliatesCategorizationAxis
= ccel_AdditionalLoanMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
   
Additional quarterly payments 4ccel_NumberOfQuarterlyInstallmentInWhichLoanIsPayable
/ us-gaap_InvestmentsInAndAdvancesToAffiliatesCategorizationAxis
= ccel_AdditionalLoanMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember
   
Quarterly installments per quarter $ 37,500ccel_InvestmentsInAndAdvancesToAffiliatesAggregateAmountOfQuarterlyInstallmentLoan
/ us-gaap_InvestmentsInAndAdvancesToAffiliatesCategorizationAxis
= ccel_AdditionalLoanMember
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= ccel_SaneronMember