Retirement and Other Postretirement Benefit Plans - Schedule of Benefit Obligation, Fair Value of Plan Assets, Funded Status and Amounts Recognized in the Consolidated Financial Statements (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Change in plan assets:
Fair value of plan assets - beginning of year	$ 201.8
Fair value of plan assets - end of year	184.3	$ 201.8
Postretirement Plans
Change in benefit obligation:
Benefit obligation - beginning of year	4.1	4.4
Interest cost	0.1	0.1	$ 0.2
Plan participants’ contributions		0.2
Actuarial (gain) loss	(0.7)
Benefits and expenses paid	(0.2)	(0.6)
Benefit obligation - end of year	3.3	4.1	4.4
Change in plan assets:
Employer contributions	0.2	0.5
Plan participants’ contributions		0.2
Benefits and expenses paid	(0.2)	(0.7)
Amounts recognized in Consolidated Balance Sheets:
Current liabilities	0.5	0.5
Non-current liabilities	2.8	3.6
Total Liabilities	3.3	4.1
Amounts recognized in Accumulated Other Comprehensive Loss:
Actuarial net (loss) gain	3.0	3.3
Total amounts recognized in accumulated other comprehensive loss	3.0	3.3
European Plans | Defined Benefit Retirement Plans
Change in benefit obligation:
Benefit obligation - beginning of year	189.5	164.1
Service cost	1.1	1.0	0.8
Interest cost	4.4	4.6	5.4
Plan participants’ contributions	1.3
Actuarial (gain) loss	(20.4)	6.8
Plan amendments and Acquisitions		1.0
Termination benefits and settlements	(0.4)	(0.6)
Benefits and expenses paid	(5.2)	(4.6)
Currency translation adjustments	(9.4)	17.2
Benefit obligation - end of year	160.9	189.5	164.1
Change in plan assets:
Fair value of plan assets - beginning of year	201.8	171.4
Actual return on plan assets	(6.0)	12.9
Employer contributions	5.0	5.3
Benefits and expenses paid	(5.2)	(4.6)
Termination benefits and settlements	(0.4)	(0.6)
Currency translation adjustments	(10.9)	17.4
Fair value of plan assets - end of year	184.3	201.8	171.4
Amounts recognized in Consolidated Balance Sheets:
Non-current Assets	42.6	32.2
Current liabilities	0.4	0.3
Non-current liabilities	18.8	19.6
Total Liabilities	19.2	19.9
Amounts recognized in Accumulated Other Comprehensive Loss:
Actuarial net (loss) gain	(20.0)	(26.6)
Prior service cost	(1.4)	(0.1)
Total amounts recognized in accumulated other comprehensive loss	(21.4)	(26.7)
U.S. Plans | Defined Benefit Retirement Plans
Change in benefit obligation:
Benefit obligation - beginning of year	21.4	19.7
Service cost	1.2	1.3	1.2
Interest cost	0.6	0.6	0.6
Actuarial (gain) loss	(0.7)	0.1
Termination benefits and settlements		0.2
Benefits and expenses paid	(4.3)	(0.5)
Benefit obligation - end of year	18.2	21.4	$ 19.7
Change in plan assets:
Employer contributions	4.3	0.5
Benefits and expenses paid	(4.3)	(0.5)
Amounts recognized in Consolidated Balance Sheets:
Current liabilities	0.9	4.5
Non-current liabilities	17.2	16.9
Total Liabilities	18.1	21.4
Amounts recognized in Accumulated Other Comprehensive Loss:
Actuarial net (loss) gain	(3.1)	(3.1)
Prior service cost	1.0
Total amounts recognized in accumulated other comprehensive loss	$ (2.1)	$ (3.1)