Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended			1 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Aug. 31, 2005
Environmental
Commitments and Contingencies
Accruals for environmental matters	$ 1.2	$ 1.2
Charges related to environmental matters	1.9	1.7	1.2
loss contingency, Brazilian labor claims [Member]
Commitments and Contingencies
Liabilities for asserted and unasserted claims	8.6	3.1
Other
Commitments and Contingencies
Loss Contingency, Number of Defendants	90
Number of pending claims	17,314
Loss Contingency, Claims Dismissed, Number	27,550
Other | Minimum
Commitments and Contingencies
Loss Contingency, Damages Sought, Value	20.0
Other | Maximum
Commitments and Contingencies
Loss Contingency, Damages Sought, Value	25.0
Pending Litigation, Active Or In Extremis Docket [Member] | Other
Commitments and Contingencies
Number of pending claims	163
Sao Paulo State Revenue Authority | Brazilian Tax Disputes - Case 1
Commitments and Contingencies
Loss Contingency, Damages Sought, Principal Amount	2.0
Estimated claims or assessment, additional amount	25.0
Sao Paulo State Revenue Authority | Brazilian Tax Disputes - Case 2
Commitments and Contingencies
Loss Contingency, Damages Sought, Value				9.5
Loss Contingency, Damages Sought, Principal Amount				2.3
Estimated claims or assessment, additional amount				$ 7.2
New York County as managed by the New York Supreme Court | Other
Commitments and Contingencies
Number of pending claims	16,979
New York County as managed by the New York Supreme Court | Pending And Future Litigation, Deferred Or Inactive Docket [Member] | Other
Commitments and Contingencies
Number of pending claims	16,816
New York State Supreme Court, Counties Excluding New York County [Member] | Other
Commitments and Contingencies
Number of pending claims	115
Courts Located In States Other Than New York [Member] | Other
Commitments and Contingencies
Number of pending claims	220