Legal Proceedings (Legal Tax Proceedings) (Details) MXN in Millions, $ in Millions								1 Months Ended
	Jan. 13, 2015 USD ($)	Dec. 12, 2014 USD ($)	Feb. 25, 2014 USD ($)	Mar. 15, 2013 MXN	Mar. 15, 2013 USD ($)	Jan. 09, 2013 MXN	Jan. 09, 2013 USD ($)	Oct. 31, 2013 USD ($)
Income Tax Examination [Line Items]
Initial assessment for unpaid duties	$ 3.7		$ 8.4
Mexican Federal Tax Authority [Member]
Income Tax Examination [Line Items]
Penalties and interest assessed						MXN 280.0	$ 22.0
Surety bond				MXN 321.0	$ 26.0
U.S. Customs and Border Protection [Member]
Income Tax Examination [Line Items]
Unpaid duties								$ 12.4
Offer to settle claims		$ 3.5