Income Taxes (Provision For Income Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2014
Income Tax Disclosure [Abstract]
Current, Federal	$ 127.7	$ 78.8	$ 91.3
Current, State	15.1	9.1	11.3
Current, International	50.2	42.4	37.2
Current Income Taxes, Total	193.0	130.3	139.8
Deferred, Federal	(29.6)	9.3	2.8
Deferred, State	(2.4)	0.4	0.3
Deferred, International	(8.0)	(8.7)	3.0
Deferred Income Taxes, Total	(40.0)	1.0	6.1
Total income taxes	$ 153.0	$ 131.3	$ 145.9