v3.10.0.1

Stock-Based Compensation - Future Amortization Expense (Details) | Nov. 30, 2018 USD ($)
--- | ---
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
2019 | $ 292,994
2020 | 190,217
2021 | 169,124
2022 | 119,973
2023 | $ 46,453

X
- Definition Allocated Share-based Compensation Expense, Expected Future Expense, Next Twelve Months + References No definition available. + Details
Name: | caw_AllocatedSharebasedCompensationExpenseExpectedFutureExpenseNextTwelveMonths
Namespace Prefix: | caw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Allocated Share-based Compensation Expense, Expected Future Expense, in Year Five + References No definition available. + Details
Name: | caw_AllocatedSharebasedCompensationExpenseExpectedFutureExpenseinYearFive
Namespace Prefix: | caw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Allocated Share-based Compensation Expense, Expected Future Expense, in Year Four + References No definition available. + Details
Name: | caw_AllocatedSharebasedCompensationExpenseExpectedFutureExpenseinYearFour
Namespace Prefix: | caw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Allocated Share-based Compensation Expense, Expected Future Expense, in Year Three + References No definition available. + Details
Name: | caw_AllocatedSharebasedCompensationExpenseExpectedFutureExpenseinYearThree
Namespace Prefix: | caw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Allocated Share-based Compensation Expense, Expected Future Expense, in Year Two + References No definition available. + Details
Name: | caw_AllocatedSharebasedCompensationExpenseExpectedFutureExpenseinYearTwo
Namespace Prefix: | caw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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