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Pension and Post-Employment Benefits - Fair Value of Pension Assets (Detail) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Fair value of pension assets
Total plan assets	$ 0.0	$ 2.4
Non-US [Member]
Fair value of pension assets
Cash		2.5
Total plan assets		2.5
Non-US [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair value of pension assets
Cash		2.5
Total plan assets		2.5
Non-US [Member] | Significant Other Observable Inputs (Level 2) [Member]
Fair value of pension assets
Total plan assets		0.0
Non-US [Member] | Significant Unobservable Inputs (Level 3) [Member]
Fair value of pension assets
Total plan assets		$ 0.0

X

- Definition

Defined benefit plan cash.

+ References

No definition available.

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- Definition

Amount of asset, recognized in statement of financial position, for overfunded defined benefit pension and other postretirement plans.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

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-Publisher FASB
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-Topic 715
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
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-Topic 715
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-Name Accounting Standards Codification
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-URI https://asc.fasb.org/1943274/2147480535/715-20-45-2

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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- References

No definition available.

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