Employee Benefit And Retirement Plans (Amounts Recorded In Balance Sheet, Defined Benefit Pension Plans) (Details) - USD ($) $ in Millions	Nov. 30, 2023	Nov. 30, 2022
Defined Benefit Plan Disclosure [Line Items]
Non-current pension asset	$ 127.1	$ 123.5
Accumulated other comprehensive loss, net of tax	81.0	78.5
Foreign Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Non-current pension asset	65.3	68.1
Accrued pension liability	12.4	13.1
Deferred income tax assets	3.3	0.7
Accumulated other comprehensive loss, net of tax	28.6	20.7
United States
Defined Benefit Plan Disclosure [Line Items]
Non-current pension asset	61.7	55.4
Accrued pension liability	76.4	85.2
Deferred income tax assets	23.3	23.9
Accumulated other comprehensive loss, net of tax	$ 70.4	$ 73.2