Commitments and Contingencies - Additional Information (Detail)	1 Months Ended	9 Months Ended
	Jan. 31, 2014 USD ($)	Sep. 30, 2017 USD ($) Cases site Plaintiff	Dec. 31, 2016 USD ($)
Commitments and Contingent Liabilities [Line Items]
Accrual for reasonably estimable environmental remediation and related matters		$ 115,266,000	$ 116,658,000
Environmental Remediation Sites NL Named As PRP Or Defendant
Commitments and Contingent Liabilities [Line Items]
Accrual for reasonably estimable environmental remediation and related matters		$ 115,000,000
Number of sites associated with remediation and related costs | site		38
Number of sites currently not able to reasonably estimate a range of costs | site		5
Maximum | Environmental Remediation Sites NL Named As PRP Or Defendant
Commitments and Contingent Liabilities [Line Items]
Upper end range, estimate costs for remediation and related matters		$ 157,000,000
Environmental Remediation Litigation
Commitments and Contingent Liabilities [Line Items]
Recoveries receivable		$ 0	$ 0
Lead Pigment Litigation
Commitments and Contingent Liabilities [Line Items]
Number of cases settled and dismissed and found not liable | Cases		100
Period by which loss contingency claims settled and dismissed		20 years
California Lead Paint Litigation
Commitments and Contingent Liabilities [Line Items]
Amount awarded to the plaintiff	$ 1,150,000,000
Product Liability And Occupational Exposure Litigation Claims
Commitments and Contingent Liabilities [Line Items]
Number of cases pending | Cases		103
Product Liability And Occupational Exposure Litigation Claims | Administratively Dismissed Claims
Commitments and Contingent Liabilities [Line Items]
Number of plaintiffs involved | Plaintiff		8,680
Product Liability And Occupational Exposure Litigation Claims | Pending Claims
Commitments and Contingent Liabilities [Line Items]
Number of plaintiffs involved | Plaintiff		587