Commitments, Contingencies and Guarantees - Additional Information (Details) BRL in Millions, $ in Millions		12 Months Ended						72 Months Ended
	Nov. 08, 2011 USD ($)	Dec. 31, 2015 USD ($) T	Dec. 31, 2015 BRL T	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2010 USD ($)	Dec. 31, 2009 USD ($)	Dec. 31, 2014 USD ($)	Nov. 30, 2010 USD ($)	Nov. 30, 2010 BRL
Commitments And Contingencies Disclosure [Line Items]
Rent expense		$ 18.5		$ 19.7	$ 20.9
Interest expense associated with financing lease		4.1
Depreciation expense associated with financing lease		$ 2.5
Annual purchase commitment, in tons | T		240,000	240,000
Commitments		$ 265.1
Outstanding letters of credit		4.1
Imposition of fine									$ 1.3	BRL 5.0
Increase (decrease) in accrued expenses for remediation, fines and related costs		1.0	BRL 3.8					$ 6.1
Remediation and related costs						$ 4.8	$ 3.0
Accrued expenses for remediation, fines and related costs		1.7
Estimated minimum compensatory punitive damages		20.0
Oral Care Technology
Commitments And Contingencies Disclosure [Line Items]
Cash consideration to acquired a license for certain oral care technology	$ 4.3
Potential license payment	7.0
Advance royalty payments		5.5
Financial Guarantee
Commitments And Contingencies Disclosure [Line Items]
Guarantees		17.2
Collateralized Debt Obligations
Commitments And Contingencies Disclosure [Line Items]
Guarantees		$ 2.5
Collateralized Debt Obligations | Oral Care Technology
Commitments And Contingencies Disclosure [Line Items]
Guarantees	$ 5.5