Income Taxes (Provision For Income Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2019
Income Tax Disclosure [Abstract]
Current, Federal	$ 71.7	$ 98.3	$ 52.3
Current, State	14.0	14.8	10.7
Current, International	71.0	73.0	73.5
Current Income Taxes, Total	156.7	186.1	136.5
Deferred, Federal	23.5	4.6	26.4
Deferred, State	16.8	0.5	3.6
Deferred, International	(4.3)	(16.3)	(9.1)
Deferred Income Taxes, Total	36.0	(11.2)	20.9
Total income taxes	$ 192.7	$ 174.9	$ 157.4