Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Millions	Nov. 30, 2015	Nov. 30, 2014
Income Tax Disclosure [Abstract]
Deferred tax assets, Employee benefit liabilities	$ 148.4	$ 145.0
Deferred tax assets, Other accrued liabilities	24.5	23.9
Deferred tax assets, Inventory	9.4	10.8
Deferred tax assets, Tax loss and credit carry forwards	39.9	38.9
Deferred tax assets, Other	12.3	11.7
Deferred tax assets, Valuation allowance	(14.6)	(21.8)
Deferred tax assets, total	219.9	208.5
Deferred tax liabilities, Depreciation	41.8	38.8
Deferred tax liabilities, Intangible assets	225.1	192.6
Deferred tax liabilities, Other	6.8	8.7
Deferred Tax Liabilities, Gross	273.7	240.1
Deferred tax liabilities, total	$ (53.8)	$ (31.6)