Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details) (USD $) In Millions, unless otherwise specified	Nov. 30, 2013	Nov. 30, 2012
Income Tax Disclosure [Abstract]
Deferred tax assets, Employee benefit liabilities	$ 110.3	$ 165.2
Deferred tax assets, Other accrued liabilities	23.5	16.3
Deferred tax assets, Inventory	11.1	14.9
Deferred tax assets, Tax loss and credit carry forwards	42.1	49.7
Deferred tax assets, Other	9.5	11.8
Deferred tax assets, Valuation allowance	(21.2)	(27.5)
Deferred tax assets, total	175.3	230.4
Deferred tax liabilities, Depreciation	45.3	48.3
Deferred tax liabilities, Intangible assets	178.9	158.8
Deferred tax liabilities, Other	7.4	5.9
Deferred tax liabilities, total	231.6	213.0
Net deferred tax (liability) asset	$ (56.3)	$ 17.4