Employee Retirement Benefits (Change in Benefit Obligation) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Change in Benefit Obligation [Roll Forward]
Plan amendments	$ 2.8
U.S. Plan
Change in Benefit Obligation [Roll Forward]
Benefit obligation at the beginning of the year	678.9	606.4
Service cost	27.3	24.8	26.2
Interest cost	28.3	28.2	27.5
Plan amendments	(5.3)	0
Plan settlements	0	(5.4)
Benefits paid	(23.2)	(29.9)
Actuarial loss (gain)	(34.8)	54.8
Benefit obligation at the end of the year	671.2	678.9	606.4
Change in Plan Assets [Roll Forward]
Fair value of plan assets at the beginning of the year	498.4	423.2
Actual return of plan assets	67.7	64.2
Company contributions	20.2	46.3
Plan settlements	0	(5.4)
Benefits paid	(23.2)	(29.9)
Fair value of plan assets at the end of the year	563.1	498.4	423.2
Defined Benefit Plan, Funded Status of Plan [Abstract]
Pension and Other Postretirement Defined Benefit Plans, Liabilities	108.1	180.5
Pension Benefits - Non-U.S.
Change in Benefit Obligation [Roll Forward]
Benefit obligation at the beginning of the year	224.4	190.8
Service cost	2.7	1.9	4.0
Interest cost	9.3	9.7	11.0
Employee contributions	0.1	0.1
Plan settlements	(0.2)	0
Benefits paid	(4.5)	(5.5)
Foreign exchange translation	6.9	7.7
Actuarial loss (gain)	4.2	9.4
Plan combination	0	10.4
Other	(0.2)	(0.1)
Benefit obligation at the end of the year	242.7	224.4	190.8
Change in Plan Assets [Roll Forward]
Fair value of plan assets at the beginning of the year	178.3	157.0
Actual return of plan assets	22.6	15.6
Company contributions	5.0	4.7
Employee contributions	0.1	0.1
Plan settlements	(0.2)
Benefits paid	(4.5)	(5.5)
Foreign exchange translation	5.4	6.5
Other	(0.2)	(0.1)
Fair value of plan assets at the end of the year	206.5	178.3	157.0
Defined Benefit Plan, Funded Status of Plan [Abstract]
Pension and Other Postretirement Defined Benefit Plans, Liabilities	36.2	46.1
Postretirement Benefits (U.S.)
Change in Benefit Obligation [Roll Forward]
Benefit obligation at the beginning of the year	19.0	18.2
Service cost	0.2	0.2	0.2
Interest cost	0.6	0.8	0.9
Employee contributions	0.8	0.8
Benefits paid	(2.1)	(2.2)
Actuarial loss (gain)	(3.0)	1.2
Benefit obligation at the end of the year	15.5	19.0	18.2
Change in Plan Assets [Roll Forward]
Company contributions	1.3	1.4
Employee contributions	0.8	0.8
Benefits paid	(2.1)	(2.2)
Defined Benefit Plan, Funded Status of Plan [Abstract]
Pension and Other Postretirement Defined Benefit Plans, Liabilities	$ 15.5	$ 19.0