Revenues from Contracts with Customers - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
	Feb. 28, 2018	Dec. 01, 2017
Revenue from Contract with Customer [Abstract]
Revenue related to performance obligations satisfied	$ 11.7
Revenue associated with distribution services, a portion of which related to prior periods	4.6
Receivables related to revenue from contracts with customers	184.1	$ 246.0
Deferred revenue	11.1	$ 8.8
Deferred revenue, revenue recognized	0.2
Capitalized contract cost	3.6
Expenses related to capitalized costs to fulfill a contract	$ 2.4