Pension and Other Post-Retirement Benefit Plans (Associated Balances Recognized Consolidated Financial Statements) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Company contributions	$ 59.6	$ 62.7
Amounts recognized in balance sheet
Current portion of accrued pension and other post-retirement benefits	(11.0)	(20.9)
Accrued pension and other post-retirement benefits, net of current portion	(84.0)	(266.5)
U.S.
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	513.3	614.1
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Projected benefit obligation at January 1	692.9	597.8
Service cost	16.5	14.6	12.0
Interest cost	25.8	26.9	26.1
Actuarial (gain) loss	(119.8)	86.5
Amendments
Settlements	(11.1)
Plan participants’ contributions
Benefits paid	(19.3)	(32.9)
Projected benefit obligation at December 31	585.0	692.9	597.8
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at January 1	462.5	406.0
Actual return on plan assets	115.2	57.5
Company contributions	29.5	31.9
Settlements	(11.1)
Plan participants’ contributions
Benefits paid	(19.3)	(32.9)
Fair value of plan assets at December 31	576.8	462.5	406.0
Funded status of the plans (liability) at December 31	(8.2)	(230.4)
Amounts recognized in balance sheet
Other assets	38.3
Current portion of accrued pension and other post-retirement benefits	(9.1)	(19.1)
Accrued pension and other post-retirement benefits, net of current portion	(37.4)	(211.3)
Funded status of the plans (liability) at December 31	(8.2)	(230.4)
Amounts recognized in accumulated other comprehensive (income) loss:
Unrecognized actuarial (gain) loss	130.1	355.0
Unrecognized prior service (credit) cost	0.1	0.1
Unrecognized transition asset
Accumulated other comprehensive (income) loss at December 31	130.2	355.1
Plans with underfunded or non-funded projected benefit obligation:
Aggregate projected benefit obligation	46.4	692.9
Aggregate fair value of plan assets		462.5
Plans with underfunded or non-funded accumulated benefit obligation:
Aggregate accumulated benefit obligation	36.2	614.1
Aggregate fair value of plan assets		462.5
International
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	360.1	290.4
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Projected benefit obligation at January 1	372.3	454.5
Service cost	14.7	37.2	29.5
Interest cost	16.1	21.4	20.3
Actuarial (gain) loss	45.6	(1.8)
Amendments	0.6
Curtailments		(49.0)
Settlements		(108.6)
Foreign currency exchange rate changes	(2.5)	25.9
Plan participants’ contributions	2.2	2.0
Benefits paid	(10.2)	(9.3)
Projected benefit obligation at December 31	438.8	372.3	454.5
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at January 1	327.9	362.1
Actual return on plan assets	52.2	30.6
Company contributions	30.1	30.8
Foreign currency exchange rate changes	(1.4)	20.3
Settlements		(108.6)
Plan participants’ contributions	2.2	2.0
Benefits paid	(10.2)	(9.3)
Fair value of plan assets at December 31	400.8	327.9	362.1
Funded status of the plans (liability) at December 31	(38.0)	(44.4)
Amounts recognized in balance sheet
Other assets	3.8	3.9
Current portion of accrued pension and other post-retirement benefits	(1.3)	(1.1)
Accrued pension and other post-retirement benefits, net of current portion	(40.5)	(47.2)
Funded status of the plans (liability) at December 31	(38.0)	(44.4)
Amounts recognized in accumulated other comprehensive (income) loss:
Unrecognized actuarial (gain) loss	113.6	103.3
Unrecognized prior service (credit) cost	1.5	1.0
Unrecognized transition asset	(0.4)	(0.5)
Accumulated other comprehensive (income) loss at December 31	114.7	103.8
Plans with underfunded or non-funded projected benefit obligation:
Aggregate projected benefit obligation	151.8	285.1
Aggregate fair value of plan assets	110.1	236.9
Plans with underfunded or non-funded accumulated benefit obligation:
Aggregate accumulated benefit obligation	28.9	31.3
Aggregate fair value of plan assets	9.0	9.3
Other Post-retirement Benefits
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Projected benefit obligation at January 1	8.7	8.8
Service cost	0.1	0.1	0.1
Interest cost	0.2	0.4	0.4
Actuarial (gain) loss	(1.7)
Benefits paid	(0.6)	(0.6)
Projected benefit obligation at December 31	6.7	8.7	8.8
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at January 1
Company contributions	0.6	0.6
Benefits paid	(0.6)	(0.6)
Fair value of plan assets at December 31
Funded status of the plans (liability) at December 31	(6.7)	(8.7)
Amounts recognized in balance sheet
Other assets
Current portion of accrued pension and other post-retirement benefits	(0.6)	(0.7)
Accrued pension and other post-retirement benefits, net of current portion	(6.1)	(8.0)
Funded status of the plans (liability) at December 31	(6.7)	(8.7)
Amounts recognized in accumulated other comprehensive (income) loss:
Unrecognized actuarial (gain) loss	(3.2)	(1.7)
Unrecognized prior service (credit) cost		(0.5)
Unrecognized transition asset
Accumulated other comprehensive (income) loss at December 31	(3.2)	(2.2)
Plans with underfunded or non-funded projected benefit obligation:
Aggregate projected benefit obligation	6.7	8.7
Aggregate fair value of plan assets