Employee Benefit And Retirement Plans (Amounts Recorded In Balance Sheet, Defined Benefit Pension Plans) (Details) - USD ($) $ in Millions	Nov. 30, 2017	Nov. 30, 2016
Defined Benefit Plan Disclosure [Line Items]
Accumulated other comprehensive loss	$ 152.3	$ 221.3
United States Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent		0.0
Accrued pension liability	159.5	198.1
Deferred income tax assets	69.4	90.9
Accumulated other comprehensive loss	112.1	149.2
International Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent	22.5	1.5
Accrued pension liability	32.7	37.3
Deferred income tax assets	14.2	16.9
Accumulated other comprehensive loss	$ 57.4	$ 76.0