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Pension and Post-Employment Benefits - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items] |  |
Annual cash contribution | $ 0.0 | $ 0.0
Percentage change in discount rate | 0.25% |
Amount change in PBO due to discount rate | $ 10.8 |
Amount change in net pension credit due to discount rate | 0.6 |
Amount change in PBO due to change price inflation | $ 6.9 |
Percentage change in price inflation | 0.25% |
Amount change in net pension credit due price inflation | $ 0.3 |
Maximum percentage of Plan's assets invested in individual company's investment funds | 5.00% |
Other Plans [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Amount of contributions to defined contribution schemes | $ 12.9 | 11.0
Europe [Member] | Performance Chemicals [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Post-employment obligations European businesses | 4.2 | 4.1
France [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Amount of unrecognized actuarial net losses, net of tax | $ 0.3 | $ 0.3
Non-US [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Percentage of asset allocation, actual | 1.00% | 1.00%

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