Quarterly report pursuant to Section 13 or 15(d)

Fair Value of Financial Instruments (Details)

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Fair Value of Financial Instruments (Details) (USD $)
In Millions, unless otherwise specified
Aug. 31, 2014
Jun. 06, 2014
Feb. 28, 2014
Aug. 31, 2013
Jun. 07, 2013
Feb. 28, 2013
Assets:            
Cash and cash investments $ 104.3 $ 308.0 $ 63.9 $ 116.8 $ 232.0 $ 331.5
Accounts receivable, net 656.9   626.2      
Liabilities:            
Notes payable to banks 253.0   57.2      
Accounts payable 441.9   295.2      
Long-term debt, including current portion 6,938.9   6,963.3      
Carrying Amount [Member]
           
Assets:            
Cash and cash investments 104.3   63.9      
Accounts receivable, net 656.9   626.2      
Available-for-sale debt securities 9.0   8.8      
Foreign currency contracts 16.7   18.9      
Interest rate swap contracts 4.7   4.4      
Commodity swap contracts 4.0   1.5      
Liabilities:            
Notes payable to banks 253.0   57.2      
Accounts payable 441.9   295.2      
Long-term debt, including current portion 6,938.9   6,963.3      
Foreign currency contracts 6.7   4.8      
Interest rate swap contracts 29.6   32.9      
Commodity swap contracts 6.3   0.5      
Fair Value [Member]
           
Assets:            
Cash and cash investments 104.3   63.9      
Accounts receivable, net 656.9   626.2      
Available-for-sale debt securities 9.0   8.8      
Foreign currency contracts 16.7   18.9      
Interest rate swap contracts 4.7   4.4      
Commodity swap contracts 4.0   1.5      
Liabilities:            
Notes payable to banks 246.7   57.2      
Accounts payable 441.9   295.2      
Long-term debt, including current portion 7,058.0   7,140.8      
Foreign currency contracts 6.7   4.8      
Interest rate swap contracts 29.6   32.9      
Commodity swap contracts $ 6.3   $ 0.5