Income Taxes - Schedule of Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2017
Current:
U.S. Federal	$ (0.2)	$ (0.1)	$ (0.6)
U.S. State and Local	(0.1)	(0.2)	(0.1)
Foreign	(5.1)	(7.3)	(5.9)
Current Income Tax Expense (Benefit)	(5.4)	(7.6)	(6.6)
Deferred:
U.S. Federal	0.5	10.5	(72.6)
U.S. State and Local	0.6	(0.1)	(7.8)
Foreign	0.9	3.4	3.3
Deferred Income Tax Expense (Benefit)	2.0	13.8	(77.1)
Income Tax (Expense) Benefit	$ (3.4)	$ 6.2	$ (83.7)