Employee Benefit And Retirement Plans (Amounts Recorded In Balance Sheet, Defined Benefit Pension Plans) (Details) - USD ($) $ in Millions	Nov. 30, 2019	Nov. 30, 2018
Defined Benefit Plan Disclosure [Line Items]
Accumulated other comprehensive loss	$ 234.0	$ 117.8
Foreign Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Non-current pension asset	15.6	31.2
Accrued pension liability	20.3	17.6
Deferred income tax assets	13.3	8.8
Accumulated other comprehensive loss	60.1	40.1
United States
Defined Benefit Plan Disclosure [Line Items]
Non-current pension asset	0.0	0.0
Accrued pension liability	212.9	112.2
Deferred income tax assets	58.5	32.7
Accumulated other comprehensive loss	$ 183.9	$ 97.7