Income Taxes (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Valuation Allowance [Line Items]
Income tax expense	$ 45.5	$ 45.4	$ 14.4
Income (loss) from continuing operations before income tax	131.4	137.0	91.7
Correction of deferred tax error	$ 0.0	$ 0.0	$ (3.1)
Effective tax rate	34.60%	33.10%	15.70%
Expiration of tax credits	$ 1.0	$ 11.7	$ 0.0
Decrease in valuation allowances	(1.3)	(11.5)	(11.6)
Operating loss carryforwards	172.1
Undistributed earnings of foreign subsidiaries	540.0	565.0
Unrecognized tax benefits, income tax penalties and interest accrued	10.0
Unrecognized tax benefits	34.8	45.9	52.1	$ 56.3
Unrecognized tax benefits that would impact effective tax rate	33.1
U.S. state and foreign jurisdictions
Valuation Allowance [Line Items]
Net tax (benefit) expense from release and generation of valuation allowances	$ (0.3)	0.2
Foreign Tax Authority
Valuation Allowance [Line Items]
Change in deferred tax asset			(11.6)
Minimum | Foreign Tax Authority
Valuation Allowance [Line Items]
Statutes of limitation, period	2 years
Minimum | State and Local Jurisdiction
Valuation Allowance [Line Items]
Statutes of limitation, period	2 years
Maximum | Foreign Tax Authority
Valuation Allowance [Line Items]
Statutes of limitation, period	5 years
Maximum | State and Local Jurisdiction
Valuation Allowance [Line Items]
Statutes of limitation, period	5 years
Secretariat of the Federal Revenue Bureau of Brazil | Foreign Tax Authority
Valuation Allowance [Line Items]
Penalty rate	75.00%
Potential Penalty Rate	150.00%
Income Tax Examination, Interest Expense	$ 2.7	$ 3.2	$ 1.8
Secretariat of the Federal Revenue Bureau of Brazil | Tax Years 2007-2012 | Foreign Tax Authority
Valuation Allowance [Line Items]
Income Tax Contingency, Potential Brazilian Assessment	$ 28.2			44.5
Potential tax assessment, accrued reserve related to fair value of liabilities acquired				$ 43.3