Pension and Postretirement Benefit Obligation (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Fair Value of Plan Assets [Roll Forward]
Fair Value of Plan Assets (Period Start)	$ 527.0
Fair Value of Plan Assets (Period End)	500.7	$ 527.0
Domestic Pension Plan
Benefit Obligation [Roll Forward]
Benefit Obligation (Period Start)	146.9	133.1
Service cost	0.0	0.0	$ 0.0
Interest cost	0.3	6.2	5.5
Benefits paid	(9.3)	(10.4)
Plan participant contributions	0.0	0.0
Actuarial losses (gains)	(11.0)	18.0
Settlements and curtailments	0.0	0.0
Foreign currency effect	0.0	0.0
Other	0.0	0.0
Benefit Obligation (Period End)	126.9	146.9	133.1
Fair Value of Plan Assets [Roll Forward]
Fair Value of Plan Assets (Period Start)	111.5	109.6
Actual return on plan assets	(4.3)	9.6
Employer contributions	3.2	2.7
Plan participant contributions	0.0	0.0
Benefits paid	(9.3)	(10.4)
Settlements	0.0	0.0
Foreign currency effect	0.0	0.0
Fair Value of Plan Assets (Period End)	101.1	111.5	109.6
Defined Benefit Plan, Funded Status of Plan	(25.8)	(35.4)
Amounts Recognized in Consolidated Balance Sheets
Non-current asset	0.0	0.0
Current liability	0.0	0.0
Non-current liability	(25.8)	(35.4)
Net liability recognized	(25.8)	(35.4)
Accumulated benefit obligation	126.9	146.9
Amounts recognized in Accumulated Other Comprehensive Loss, net
Net actuarial loss	49.9	56.1
Prior service cost (credit)	0.0	0.0
Total amount recognized	49.9	56.1
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Loss in Next Fiscal Year	7.5
Pension plans with underfunded or unfunded accumulated benefit obligation
Aggregate projected benefit obligation	126.9	146.9
Aggregate accumulated benefit obligation	126.9	146.9
Aggregate fair value of plan assets	101.1	111.5
Foreign Pension Plans
Benefit Obligation [Roll Forward]
Benefit Obligation (Period Start)	589.5	569.9
Service cost	11.1	10.3	9.9
Interest cost	18.9	23.4	21.7
Benefits paid	(20.9)	(24.1)
Plan participant contributions	0.5	0.6
Actuarial losses (gains)	(28.0)	55.7
Settlements and curtailments	(2.4)	(4.0)
Foreign currency effect	(30.1)	(42.8)
Other	(0.7)	0.5
Benefit Obligation (Period End)	537.9	589.5	569.9
Fair Value of Plan Assets [Roll Forward]
Fair Value of Plan Assets (Period Start)	415.5	398.5
Actual return on plan assets	4.0	44.7
Employer contributions	21.6	25.7
Plan participant contributions	0.5	0.6
Benefits paid	(20.9)	(24.1)
Settlements	(2.0)	(4.0)
Foreign currency effect	(19.1)	(25.9)
Fair Value of Plan Assets (Period End)	399.6	415.5	398.5
Defined Benefit Plan, Funded Status of Plan	(138.3)	(174.0)
Amounts Recognized in Consolidated Balance Sheets
Non-current asset	8.8	8.3
Current liability	(6.4)	(8.0)
Non-current liability	(140.7)	(174.3)
Net liability recognized	(138.3)	(174.0)
Accumulated benefit obligation	518.6	566.2
Amounts recognized in Accumulated Other Comprehensive Loss, net
Net actuarial loss	137.3	161.0
Prior service cost (credit)	0.6	1.1
Total amount recognized	137.9	162.1
Pension and Other Postretirement Benefit Plans, Amounts that Will be Amortized from Accumulated Other Comprehensive Loss in Next Fiscal Year	3.7
Pension plans with underfunded or unfunded accumulated benefit obligation
Aggregate projected benefit obligation	525.9	577.1
Aggregate accumulated benefit obligation	511.1	559.5
Aggregate fair value of plan assets	379.2	395.8
Domestic Postretirement Benefit Plan
Benefit Obligation [Roll Forward]
Benefit Obligation (Period Start)	39.5	37.9
Service cost	0.0	0.1	0.1
Interest cost	1.5	1.7	1.6
Benefits paid	(5.9)	(5.6)
Plan participant contributions	1.5	1.5
Actuarial losses (gains)	(2.3)	4.4
Settlements and curtailments	0.0	0.0
Foreign currency effect	0.0	0.0
Other	(0.4)	(0.5)
Benefit Obligation (Period End)	33.9	39.5	37.9
Fair Value of Plan Assets [Roll Forward]
Fair Value of Plan Assets (Period Start)	0.0	0.0
Actual return on plan assets	0.0	0.0
Employer contributions	4.4	4.1
Plan participant contributions	1.5	1.5
Benefits paid	(5.9)	(5.6)
Settlements	0.0	0.0
Foreign currency effect	0.0	0.0
Fair Value of Plan Assets (Period End)	0.0	0.0	$ 0.0
Defined Benefit Plan, Funded Status of Plan	(33.9)	(39.5)
Amounts Recognized in Consolidated Balance Sheets
Non-current asset	0.0	0.0
Current liability	(3.5)	(4.0)
Non-current liability	(30.4)	(35.5)
Net liability recognized	(33.9)	(39.5)
Amounts recognized in Accumulated Other Comprehensive Loss, net
Net actuarial loss	0.6	2.9
Prior service cost (credit)	(0.7)	(0.4)
Total amount recognized	$ (0.1)	$ 2.5