Contingencies - Additional Information (Detail)																						3 Months Ended	6 Months Ended
	Jan. 13, 2017 USD ($)	Jun. 09, 2016 USD ($)	May 04, 2016 USD ($)	Apr. 05, 2016	Dec. 15, 2015 USD ($)	Dec. 04, 2015 USD ($)	Sep. 04, 2014 assessment	Jul. 31, 2014 USD ($)	Jul. 01, 2014 USD ($)	Jun. 26, 2014 USD ($)	Apr. 17, 2014 USD ($)	Mar. 27, 2014 USD ($)	Jun. 21, 2013 USD ($)	Feb. 01, 2013 USD ($)	Dec. 18, 2012 USD ($)	Dec. 17, 2012 USD ($)	Oct. 04, 2012 USD ($)	Dec. 30, 2011 USD ($)	Dec. 22, 2011 USD ($)	Feb. 28, 2011	Apr. 16, 2009 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Commitments And Contingencies [Line Items]
Accrual																						$ 4,100,000	$ 3,400,000	$ 3,200,000	$ 3,200,000
Loss contingency, range of possible loss, portion not accrued																							25,000,000
Proceeds from litigation settlement, before tax																						31,400,000
Proceeds from litigation settlement																						$ 19,800,000
Brazilian Value- Added Tax Matters
Commitments And Contingencies [Line Items]
Damages		$ 1,200,000				$ 4,800,000		$ 3,600,000		$ 800,000	$ 1,800,000	$ 900,000	$ 2,500,000	$ 100,000	$ 500,000	$ 4,000,000	$ 1,900,000	$ 100,000	$ 2,300,000		$ 1,800,000		5,100,000
Deposit to annul damages sought		$ 1,000,000
Improperly offset social contribution					$ 100,000				$ 100,000
Litigation settlement, amount awarded to other party															$ 0.6
Tax Credit Matters [Member]
Commitments And Contingencies [Line Items]
Damages																							2,700,000
Pending Litigation | Brazilian Value- Added Tax Matters
Commitments And Contingencies [Line Items]
Estimate of possible loss																							21,000,000
Accrual																							0
Estimate of possible loss, offsetting deposit asset																							12,300,000
Pending Litigation | Tax Credit Matters [Member]
Commitments And Contingencies [Line Items]
Additional assessments issued | assessment							5
Pending Litigation | Antitrust, Patent Infringement, And Other Matters [Member]
Commitments And Contingencies [Line Items]
Estimate of possible loss																							$ 4,000,000
Polyurethane Foam Antitrust Litigation | Settled Litigation | Indirect Purchaser Class Action Cases [Member]
Commitments And Contingencies [Line Items]
Percentage factor of damages allegedly suffered																				300.00%
Carpenter Co., et al. v. BASF SE, et al., Case No. 2:08-cv-0516 | Settled Litigation | Alleged Antitrust Violations [Member]
Commitments And Contingencies [Line Items]
Percentage factor of damages allegedly suffered				300.00%
Lacrosse Furniture Company v.s. Future Foam, Inc.
Commitments And Contingencies [Line Items]
Damages	$ 22,200,000
Number of years of pre-judgment trust sought	3 years
Loss Contingency, Damages Sought, Statutory Interest Rate	10.00%
Dow Chemical Company [Member]
Commitments And Contingencies [Line Items]
Proceeds from litigation settlement, before tax			$ 38,000,000
Proceeds from litigation settlement			25,000,000
Dow Chemical Company [Member] | Discontinued operations
Commitments And Contingencies [Line Items]
Proceeds from litigation settlement			$ 20,000,000