Annual report pursuant to Section 13 and 15(d)

Concentration of Risk - Summary of Customers Accounted for More than Five Percent of Net Sales (Details)

v3.3.1.900
Concentration of Risk - Summary of Customers Accounted for More than Five Percent of Net Sales (Details)
12 Months Ended
Nov. 30, 2015
Nov. 30, 2014
Nov. 30, 2013
Walmart      
Concentration Risk [Line Items]      
Percentage of Company's net saves accounted by customer 34.60% 47.00% 43.00%
Walgreens      
Concentration Risk [Line Items]      
Percentage of Company's net saves accounted by customer 13.40% 6.50% 13.00%
Target      
Concentration Risk [Line Items]      
Percentage of Company's net saves accounted by customer 7.20%    
CVS      
Concentration Risk [Line Items]      
Percentage of Company's net saves accounted by customer 5.70%    
Foreign Sales      
Concentration Risk [Line Items]      
Percentage of Company's net saves accounted by customer 13.20% 13.60% 5.00%