Commitments, Contingencies and Guarantees - Additional Information (Details) $ in Millions		3 Months Ended
	Nov. 08, 2011 USD ($)	Mar. 31, 2016 USD ($) T	Dec. 31, 2015 USD ($)
Commitments And Contingencies Disclosure [Line Items]
Annual purchase commitment, in tons | T		240,000
Commitments		$ 248.7
Outstanding guarantees and letters of credit		24.0
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
Royalty guarantees commitments amount	5.5
Potential license payment	$ 7.0
Advance royalty payments			$ 5.5