Legal Proceedings (Details) $ in Millions	6 Months Ended
	Jun. 30, 2017 USD ($)	Dec. 31, 2016 USD ($)
Loss Contingencies [Line Items]
Number of sites for state law proceedings under environmental matters	17
Number of Sites for Proceedings under Environmental Matters in Brazil	1
Accrual for Environmental Loss Contingencies	$ 3.9	$ 3.5
TaxAssessmentForGoodwillAmortization	11.5
Brazil Investigation [Member]
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss	$ 60.0