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Segment Information - Additional Information (Details) - Other - country
12 Months Ended
Nov. 30, 2018
Nov. 30, 2017
Nov. 30, 2016
Revenues From External Customers And Long Lived Assets [Line Items]      
Number of other countries with over 10% of total revenue 0 0 0
Number of other countries with over 10% of net property and equipment 0 0