Lines of Credit and Financing Arrangements (Foreign Obligations) (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Short-term Debt [Line Items]
Foreign obligations	$ 327.8		$ 204.1
Foreign Obligations [Member]
Short-term Debt [Line Items]
Foreign obligations	2.8		$ 4.1
Proceeds on facilities	28.2	$ 63.6
Repayments on facilities	$ 30.3	$ 61.7