Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Significant Accounting Policies - Additional Information (Detail)

v2.4.1.9
Basis of Presentation and Significant Accounting Policies - Additional Information (Detail) (USD $)
0 Months Ended 1 Months Ended 3 Months Ended 12 Months Ended
Feb. 02, 2012
Dec. 31, 2005
Feb. 28, 2015
Deliverables
CompensationPlan
Feb. 28, 2014
Nov. 30, 2014
Accounting Policies [Abstract]          
Number of deliverables for revenue recognized     2ccel_NumberOfDeliverablesForRevenueRecognized    
Contracted storage periods     21 years    
Deferred revenue recognition period     12 months    
Valuation allowance     $ 10,332,000us-gaap_DeferredTaxAssetsValuationAllowance   $ 10,517,000us-gaap_DeferredTaxAssetsValuationAllowance
U.S. Income tax expense     0us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability 0us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAdjustmentOfDeferredTaxAssetLiability  
Foreign income tax expense     25,000us-gaap_CurrentForeignTaxExpenseBenefit 47,000us-gaap_CurrentForeignTaxExpenseBenefit  
Minimum percentage probability of realized tax benefit on settlement     50.00%ccel_MinimumPercentageProbabilityOfRealizedTaxBenefitOnSettlement    
Provisions for interest or penalties related to uncertain tax positions     0us-gaap_TaxAdjustmentsSettlementsAndUnusualProvisions 0us-gaap_TaxAdjustmentsSettlementsAndUnusualProvisions  
Uncertain tax provisions     0us-gaap_LiabilityForUncertainTaxPositionsCurrent 0us-gaap_LiabilityForUncertainTaxPositionsCurrent  
Impairment on long-lived assets     0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 0us-gaap_ImpairmentOfLongLivedAssetsHeldForUse  
Number of employees stock-based compensation plan     3ccel_NumberOfEmployeeStockBasedCompensationPlan    
Stock-based compensation expense     191,000us-gaap_AllocatedShareBasedCompensationExpense 152,000us-gaap_AllocatedShareBasedCompensationExpense  
Unrealized holding loss and gain     (4,400)us-gaap_TradingSecuritiesUnrealizedHoldingGainLoss   15,525us-gaap_TradingSecuritiesUnrealizedHoldingGainLoss
Payment warranty   50,000ccel_PaymentWarranty      
Increased payment warranty 75,000ccel_IncreasedPaymentWarranty        
Additional payment warranty 10,000ccel_AdditionalPaymentWarranty        
Reserves recorded under programs     $ 17,000ccel_ReservesRecordedUnderPrograms   $ 17,000ccel_ReservesRecordedUnderPrograms