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Restructuring - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring charges provided for during the period	$ 0.0	$ 0.0	$ 21.3
Environment remediation and monitoring costs	0.0	0.0	7.5
Impairment of tangible assets	0.0	$ 0.0	2.0
Environmental Monitoring Expense	$ 2.0
Environmental Remediation Expense, Statement of Income or Comprehensive Income [Extensible Enumeration]	Restructuring charges provided for during the period
Octane Additives [Member] | Operating Segments [Member] | Tetra Ethyl Lead [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges provided for during the period			$ 21.3
Environment remediation and monitoring costs	$ 7.5
Expected loss on contracts	7.2
Impairment of tangible assets	2.0
Restructuring costs due to downsizing of operations	$ 2.6

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