Employee Benefit Plans - Schedule of Components of Net Periodic Benefit Cost for Pension (Details) - Pension Plan [Member] - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2018	Nov. 30, 2017	Nov. 30, 2016
Net Periodic Benefit Cost:
Service costs for benefits earned	$ 2.6	$ 2.8	$ 1.8
Interest costs on benefit obligation	9.0	9.3	9.6
Assumed return on plan assets	(15.7)	(15.3)	(15.3)
Amortization of net loss	5.4	4.9	4.6
Curtailment and settlement (gain) loss	0.0	(0.4)	0.1
Total	$ 1.3	$ 2.1	$ 0.6