Debt (Summary Of Outstanding Debt) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Debt Instrument [Line Items]
Medium-term Notes	$ 2,692.6	$ 2,089.5
Commercial Paper	0.0	28.0
Receivables facility	350.0	350.0
Other debt	33.8	14.4
Total debt	3,076.4	2,481.9
Short-term debt	(382.9)	(390.7)
Current portion of long-term debt	(5.9)	(6.7)
Long-term debt	2,687.6	2,084.5
Long-term Debt, Maturities, Repayments of Principal in Year One	388.8
Long-term Debt, Maturities, Repayments of Principal in Year Two	355.9
Long-term Debt, Maturities, Repayments of Principal in Year Three	551.9
Long-term Debt, Maturities, Repayments of Principal in Year Four	350.1
Long-term Debt, Maturities, Repayments of Principal in Year Five	376.0
Long-term Debt, Maturities, Repayments of Principal after Year Five	1,053.7
Commercial Paper [Member]
Debt Instrument [Line Items]
Short-term Debt, Average Outstanding Amount	$ 336.7	$ 114.4
Short-term Debt, Weighted Average Interest Rate	1.70%	2.70%