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Accrued Expenses - Summary of Accrued Expenses (Parenthetical) (Detail) (USD $) | Nov. 30, 2012
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Payables And Accruals [Abstract] |
Severance related to lost salary | $ 950,000

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- Definition Severance cost related to lost salary payable. + References No definition available. + Details
Name: | ccel_SeveranceCostRelatedToLostSalaryPayable
Namespace Prefix: | ccel_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
Name: | us-gaap_PayablesAndAccrualsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration