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Summary Of Significant Accounting Policies (Details) - USD ($)
$ in Millions
12 Months Ended
Nov. 30, 2016
Nov. 30, 2015
Nov. 30, 2014
Summary Of Significant Accounting Policies [Line Items]      
Finite-Lived Intangible Asset, Useful Life 11 years    
Capitalized software $ 21.8 $ 9.4 $ 11.7
Shipping and handling expense 97.2 95.8 100.3
Research and development expense 61.0 60.8 62.0
Brand marketing support costs 252.2 240.6 226.6
Advertising expense $ 102.9 $ 106.8 $ 100.4
Minimum [Member] | Buildings [Member]      
Summary Of Significant Accounting Policies [Line Items]      
Estimated useful lives (in years) 20 years    
Minimum [Member] | Machinery, Equipment And Computer Software [Member]      
Summary Of Significant Accounting Policies [Line Items]      
Estimated useful lives (in years) 3 years    
Minimum [Member] | Software [Member]      
Summary Of Significant Accounting Policies [Line Items]      
Finite-Lived Intangible Asset, Useful Life 3 years    
Maximum [Member] | Buildings [Member]      
Summary Of Significant Accounting Policies [Line Items]      
Estimated useful lives (in years) 50 years    
Maximum [Member] | Machinery, Equipment And Computer Software [Member]      
Summary Of Significant Accounting Policies [Line Items]      
Estimated useful lives (in years) 12 years    
Maximum [Member] | Software [Member]      
Summary Of Significant Accounting Policies [Line Items]      
Finite-Lived Intangible Asset, Useful Life 8 years