Financial Instruments and Fair Value Measurements (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Aug. 31, 2016	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Notional Amount of Nonderivative Instruments	$ 7.6		$ 9.3
Gain on collection of notes				$ 1.1
Liabilities, Fair Value Disclosure [Abstract]
Long-term debt, fair value		$ 351.7
Long-term Debt, Gross		349.2
Derivative Asset	0.0		0.0
Derivative Liability	$ 0.0		0.0
Estimate of Fair Value Measurement [Member] | Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign Currency Contracts, Liability, Fair Value Disclosure		0.3	0.1
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign Currency Contracts, Liability, Fair Value Disclosure		0.3	0.1
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign Currency Contracts, Liability, Fair Value Disclosure		0.0	0.0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign Currency Contracts, Liability, Fair Value Disclosure		0.0	$ 0.0
Term Loan B [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Term Loan B		$ 350.0
Sales Revenue, Net [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Segment Reporting, Disclosure of Major Customers		1
Accounts Receivable [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Segment Reporting, Disclosure of Major Customers		0