Restructuring Initiatives Restructuring Initiatives (Liability Balance for $400M Cost Savings Initiative) (Details) ($400M Cost Savings Initiative [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Opening Balance	$ 48.5	$ 43.0
Restructuring Charges	91.5	56.3	48.5
Adjustments	(9.5)	(5.3)
Cash payments	(74.4)	(49.7)	(3.4)
Non-cash write-offs	(3.1)	4.0	(2.2)
Foreign exchange	(2.4)	0.2	0.1
Ending Balance	50.6	48.5	43.0
Contract Terminations/ Other [Member]
Opening Balance	1.8	1.7
Restructuring Charges	7.4	5.3	1.9
Adjustments	(1.1)	(0.5)
Cash payments	(7.5)	(4.8)	(0.2)
Non-cash write-offs	0	0	0
Foreign exchange	(0.1)	0.1	0
Ending Balance	0.5	1.8	1.7
Inventory/ Asset Write-Offs [Member]
Opening Balance	0	0
Restructuring Charges	0	0.1	1.4
Adjustments	0	(0.8)
Cash payments	0	0	0
Non-cash write-offs	0	0.7	(1.4)
Foreign exchange	0	0	0
Ending Balance	0	0	0
Currency Translation Adjustment Write Offs [Member]
Opening Balance	0	0
Restructuring Charges	3.7	(3.5)	0
Adjustments	0	0
Cash payments	0	0	0
Non-cash write-offs	(3.7)	3.5	0
Foreign exchange	0	0	0
Ending Balance	0	0	0
Employee Related Costs [Member]
Opening Balance	46.7	41.3
Restructuring Charges	80.4	54.4	45.2
Adjustments	(8.4)	(4.0)
Cash payments	(66.9)	(44.9)	(3.2)
Non-cash write-offs	0.6	(0.2)	(0.8)
Foreign exchange	(2.3)	0.1	0.1
Ending Balance	$ 50.1	$ 46.7	$ 41.3