Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Millions	3 Months Ended			12 Months Ended
	Feb. 28, 2019	Feb. 28, 2018	Feb. 28, 2017	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2017
Income Tax Disclosure [Abstract]
Tax at federal statutory rate				$ 4.0	$ (3.2)	$ 1.4
Valuation allowances				16.6	5.5	(79.9)
U.S. legislative change				0.0	4.1	0.0
Foreign taxes at different rates				(3.1)	(0.5)	1.3
U.S. tax on foreign dividends				0.0	0.0	(0.4)
Non-deductible impairment				0.0	0.0	(6.9)
GILTI	$ 27.7	$ 0.0	$ 0.0	(3.9)
Transition Tax		0.0	0.0	(5.8)
Executive stock compensation				(0.2)	0.2	0.3
Other permanent items				(0.1)	(0.2)	(0.1)
State and local taxes				0.5	(0.1)	(0.7)
Foreign withholding tax				(0.3)	(0.4)	(1.0)
Non-deductible restructuring costs		0.0	0.0	(0.5)
Taxable intercompany gains		0.0	0.0	(0.6)
Tax Credits		0.0	0.0	0.3
Liquidation recapture gain		$ 0.0	$ 0.0	(9.8)
Foreign non-deductible interest				(0.4)	(0.4)	(0.7)
French business tax				(0.5)	(0.6)	(0.5)
French legislation change				(0.1)	0.9	3.4
Non-taxable research and development				0.3	0.3	0.2
Tax equity adjustment				0.0	0.4	0.0
Other, net				0.2	0.2	(0.1)
Income Tax (Expense) Benefit				$ (3.4)	$ 6.2	$ (83.7)