XML 86 R78.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Retirement Plan - Additional Information (Detail) - USD ($) | 12 Months Ended
--- | ---
Nov. 30, 2024 | Nov. 30, 2023
Retirement Benefits [Abstract] |  |
Amount allows under 401(k) retirement plan | 15.00% |
Contribution to 401(k) retirement plan | $ 227,000 | $ 212,000

X
- Definition Defined contribution plan employer matching contribution amount. + References No definition available. + Details
Name: | ccel_DefinedContributionPlanEmployerMatchingContributionAmount
Namespace Prefix: | ccel_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CompensationAndRetirementDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
Name: | us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration