Employee Benefit And Retirement Plans (Amounts Recorded In Balance Sheet, Defined Benefit Pension Plans) (Details) - USD ($) $ in Millions	Nov. 30, 2018	Nov. 30, 2017
Defined Benefit Plan Disclosure [Line Items]
Accumulated other comprehensive loss	$ 117.8	$ 152.3
Foreign Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Non-current pension asset	31.2	22.5
Accrued pension liability	17.6	32.7
Deferred income tax assets	8.8	14.2
Accumulated other comprehensive loss	40.1	57.4
Domestic Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Non-current pension asset	0.0	0.0
Accrued pension liability	112.2	159.5
Deferred income tax assets	32.7	69.4
Accumulated other comprehensive loss	$ 97.7	$ 112.1