Legal Proceedings (Legal Tax Proceedings) (Details) - Pending Litigation [Member] - USD ($) $ in Millions		3 Months Ended	12 Months Ended
	Dec. 12, 2014	Dec. 31, 2016	Dec. 31, 2016	Feb. 25, 2015	Jan. 13, 2015	Oct. 31, 2013
U.S. Customs and Border Protection [Member]
Income Tax Examination [Line Items]
Assessments of unpaid duties						$ 12.4
Paid duties	$ 3.5	$ 3.5
Settlement offered			$ 7.0
Brazilian Federal Tax Authorities [Member]
Income Tax Examination [Line Items]
Assessments of unpaid duties				$ 10.2	$ 4.5