Financial Instruments Schedule of Gains and Losses of Derivative Financial Instruments Not Designated as Hedges (Details) (Currency Derivatives, Nondesignated [Member], USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Income	$ (26.7)	$ (14.5)	$ (41.0)	$ 8.1
Other, net [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Income	$ (26.7)	$ (14.5)	$ (41.0)	$ 8.1