v3.6.0.2

401(K) Plan (Details) | 12 Months Ended
--- | ---
Nov. 30, 2016
Defined Benefit Plan Disclosure [Line Items] |
Profit sharing criteria minimum age requirement | 21 years
Employees salary reduction contributions | 25.00%
NonUnionPlan401K |
Defined Benefit Plan Disclosure [Line Items] |
Profit sharing criteria period of employees service | 6 months

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- Definition Employees Salary Reduction Contributions + References No definition available. + Details
Name: | caw_EmployeesSalaryReductionContributions
Namespace Prefix: | caw_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Profit sharing criteria minimum age requirement. + References No definition available. + Details
Name: | caw_ProfitSharingCriteriaMinimumAgeRequirement
Namespace Prefix: | caw_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Profit sharing criteria period of employees service + References No definition available. + Details
Name: | caw_ProfitSharingCriteriaPeriodofEmployeesService
Namespace Prefix: | caw_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanDisclosureLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_PlanNameAxis=caw_Nonunionplan401KMemberMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |