Pension, Post-Retirement and Post-Employment Plans - Amounts Recognized in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Pension & SERP Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Future amortization of prior service cost (credit)	$ 0.0
Domestic | Pension & SERP Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Net actuarial (loss) gain	(12.8)	$ (15.8)	$ (10.4)
Prior service (costs) credits	(0.1)	0.0	0.0
Total	(12.9)	(15.8)	(10.4)
Foreign | Pension & SERP Benefits
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Net actuarial (loss) gain	(12.3)	(10.5)	(10.1)
Prior service (costs) credits	(0.3)	(8.5)	0.0
Total	(12.6)	(19.0)	(10.1)
Domestic
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Net actuarial (loss) gain	(0.6)	(0.4)	(0.6)
Foreign
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Net actuarial (loss) gain	$ (1.1)	$ 0.2	$ 0.0