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, 2016	Dec. 31, 2015	Dec. 31, 2014
Change in plan assets:
Fair value of plan assets - beginning of year	$ 160.4
Fair value of plan assets - end of year	171.4	$ 160.4
U.S. Non-qualified Defined Benefit Retirement Plans
Change in benefit obligation:
Benefit obligation - beginning of year	17.7	19.1
Service cost	1.2	1.1	$ 1.1
Interest cost	0.6	0.5	0.7
Actuarial loss (gain)	0.2	1.9
Termination benefits and settlements	0.2	(4.7)
Benefits and expenses paid	(0.2)	(0.2)
Benefit obligation - end of year	19.7	17.7	19.1
Change in plan assets:
Employer contributions	0.2	4.9
Benefits and expenses paid	(0.2)	(0.2)
Termination benefits and settlements		(4.7)
Amounts recognized in Consolidated Balance Sheets:
Current liabilities	1.1	0.7
Non-current liabilities	18.6	17.0
Total Liabilities	19.7	17.7
Amounts recognized in Accumulated Other Comprehensive Loss:
Actuarial net (loss) gain	(3.8)	(4.0)
Total amounts recognized in accumulated other comprehensive loss	(3.8)	(4.0)
European Defined Benefit Retirement Plans
Change in benefit obligation:
Benefit obligation - beginning of year	162.8	179.8
Service cost	0.8	0.8	0.8
Interest cost	5.4	6.1	7.0
Actuarial loss (gain)	27.7	(10.0)
Termination benefits and settlements	(0.2)
Benefits and expenses paid	(5.1)	(4.6)
Currency translation adjustments	(27.3)	(9.3)
Benefit obligation - end of year	164.1	162.8	179.8
Change in plan assets:
Fair value of plan assets - beginning of year	160.4	165.6
Actual return on plan assets	40.3	3.0
Employer contributions	6.3	4.3
Benefits and expenses paid	(5.1)	(4.6)
Termination benefits and settlements	(0.2)
Currency translation adjustments	(30.3)	(7.9)
Fair value of plan assets - end of year	171.4	160.4	165.6
Amounts recognized in Consolidated Balance Sheets:
Noncurrent Assets	23.9	13.6
Current liabilities	0.4	0.4
Non-current liabilities	16.2	15.6
Total Liabilities	16.6	16.0
Amounts recognized in Accumulated Other Comprehensive Loss:
Actuarial net (loss) gain	(22.1)	(31.8)
Prior service cost	(0.1)	(0.1)
Total amounts recognized in accumulated other comprehensive loss	(22.2)	(31.9)
Postretirement Plans
Change in benefit obligation:
Benefit obligation - beginning of year	5.3	6.3
Interest cost	0.2	0.2	0.2
Plan participants’ contributions	0.1	0.1
Actuarial loss (gain)	(1.0)	(1.0)
Benefits and expenses paid	(0.2)	(0.3)
Benefit obligation - end of year	4.4	5.3	$ 6.3
Change in plan assets:
Employer contributions	0.1	0.2
Plan participants’ contributions	0.1	0.1
Benefits and expenses paid	(0.2)	(0.3)
Amounts recognized in Consolidated Balance Sheets:
Current liabilities	0.5	0.6
Non-current liabilities	3.9	4.7
Total Liabilities	4.4	5.3
Amounts recognized in Accumulated Other Comprehensive Loss:
Actuarial net (loss) gain	4.3	4.1
Total amounts recognized in accumulated other comprehensive loss	$ 4.3	$ 4.1