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Revenues from Contracts with Customers - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
May 31, 2019
May 31, 2018
May 31, 2019
May 31, 2018
Nov. 30, 2018
Revenue from Contract with Customer [Abstract]          
Revenue related to performance obligations satisfied $ 15.3 $ 15.0 $ 23.0 $ 17.1  
Revenue associated with distribution services, a portion of which related to prior periods 4.8 4.3 9.8 8.9  
Receivables related to revenue from contracts with customers 220.8   220.8   $ 199.0
Deferred revenue 15.8   15.8   10.6
Deferred revenue, revenue recognized 1.2 5.3 4.6 4.4  
Capitalized contract cost 3.7   3.7   $ 4.7
Expenses related to capitalized costs to fulfill a contract $ 1.8 $ 1.2 $ 3.4 $ 1.3