Employee Benefit Plans Amounts Recognized in Balance Sheet (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Pension Benefits, U.S. Plans
Defined Benefit Plans and Other Postretirement Benefit Plans
Current Pension Liability	$ 5.4	$ 5.2
Noncurrent Pension Liability	413.5	136.2
Noncurrent Pension Asset	0	(13.4)
Funded Status of Plan	418.9	128.0
Net Actuarial Gain (Loss) in Balance Sheet	(593.0)	(342.1)
Prior Service Credit in Balance Sheet	0	0
Pension Recognized in Balance Sheet, Gross of Deferred Tax	(593.0)	(342.1)
Pension Deferred Tax Asset in Balance Sheet	207.5	119.7
Pension Recognized in Balance Sheet, Net of Deferred Tax	(385.5)	(222.4)	(549.9)
Pension Benefits, Non U.S. Plans
Defined Benefit Plans and Other Postretirement Benefit Plans
Current Pension Liability	0	0
Noncurrent Pension Liability	0	0
Noncurrent Pension Asset	(19.4)	(17.0)
Funded Status of Plan	(19.4)	(17.0)
Net Actuarial Gain (Loss) in Balance Sheet	(35.4)	(36.9)
Prior Service Credit in Balance Sheet	0	0
Pension Recognized in Balance Sheet, Gross of Deferred Tax	(35.4)	(36.9)
Pension Deferred Tax Asset in Balance Sheet	10.4	10.9
Pension Recognized in Balance Sheet, Net of Deferred Tax	(25.0)	(26.0)	(27.0)
Other Postretirement Benefit Plans
Defined Benefit Plans and Other Postretirement Benefit Plans
Current Pension Liability	13.7	14.6
Noncurrent Pension Liability	148.9	139.3
Noncurrent Pension Asset	0	0
Funded Status of Plan	162.6	153.9
Net Actuarial Gain (Loss) in Balance Sheet	(2.6)	10.3
Prior Service Credit in Balance Sheet	0.7	2.4
Pension Recognized in Balance Sheet, Gross of Deferred Tax	(1.9)	12.7
Pension Deferred Tax Asset in Balance Sheet	10.9	5.8
Pension Recognized in Balance Sheet, Net of Deferred Tax	$ 9.0	$ 18.5	$ 2.4