Quarterly report pursuant to Section 13 or 15(d)

Restructuring (Details)

v2.4.1.9
Restructuring (Details) (2014 Restructuring Plan, USD $)
3 Months Ended
Feb. 28, 2015
Nov. 30, 2014
position
Restructuring Cost and Reserve [Line Items]    
Entity Number of Employees 21dei_EntityNumberOfEmployees 97dei_EntityNumberOfEmployees
Current Number of Employees 30caw_CurrentNumberofEmployees  
Severance costs remaining $ 961,003us-gaap_RestructuringAndRelatedCostExpectedCostRemaining1 $ 1,043,897us-gaap_RestructuringAndRelatedCostExpectedCostRemaining1
Employee Severance
   
Restructuring Cost and Reserve [Line Items]    
Restructuring and Related Cost, Expected Cost 2,773,594us-gaap_RestructuringAndRelatedCostExpectedCost1
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_EmployeeSeveranceMember
/ us-gaap_RestructuringPlanAxis
= caw_A2014RestructuringPlanMember
 
Severance Costs 35,024us-gaap_SeveranceCosts1
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_EmployeeSeveranceMember
/ us-gaap_RestructuringPlanAxis
= caw_A2014RestructuringPlanMember
 
Payments for restructuring $ 117,918us-gaap_PaymentsForRestructuring
/ us-gaap_RestructuringCostAndReserveAxis
= us-gaap_EmployeeSeveranceMember
/ us-gaap_RestructuringPlanAxis
= caw_A2014RestructuringPlanMember