Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended			9 Months Ended			1 Months Ended	9 Months Ended
	Sep. 30, 2013 Environmental	Sep. 30, 2012 Environmental	Sep. 30, 2013 Environmental	Sep. 30, 2012 Environmental	Dec. 31, 2012 Environmental	Sep. 30, 2013 Other case defendants claim	Sep. 30, 2013 Other Minimum	Sep. 30, 2013 Other Maximum	Aug. 31, 2005 Sao Paulo State Revenue Authority Brazilian Tax Disputes - Jan 2002 through Dec 2003	Sep. 30, 2013 Sao Paulo State Revenue Authority Brazilian Tax Disputes - Jan 2004 through May 2005	Sep. 30, 2013 Active or In Extremis docket Other than New York State Other case	Sep. 30, 2013 Active or In Extremis docket New York County as managed by the New York Supreme Court Other case
Commitments and Contingencies
Accruals for environmental matters	$ 1.3		$ 1.3		$ 1.9
Charges related to environmental matters	0.6	0.2	1.2	0.7
Approximate number of defendants that includes the company named in legal actions						90
Amount of damages sought							20	25	11
Damages sought - principal									2.5	3.0
Damages sought - interest, penalties and fees									$ 8.5	$ 28.0
Number of pending claims						17,701					440	288
Number of claims pending in New York Supreme Court						17,261
Number of claims dismissed to date by stipulation or summary judgment prior to trial						27,093