Tax cuts and jobs act of 2017 tax rate change income tax expense benefit.

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
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-Name Accounting Standards Codification
-Section 50
-Paragraph 15
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- Definition

Tax year that remains open to examination under enacted tax laws, in YYYY format.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of unrecognized tax benefits.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition

Amount of decrease in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

+ References

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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Dec. 31, 2023
Income Tax Contingency [Line Items]
Unrecognized tax benefits would impact effective tax rate if recognized		$ 11.0
Unrecognized tax benefit		11.0	$ 14.8
Increase to income tax expense		0.8
Italian Tax Authorities [Member]
Income Tax Contingency [Line Items]
Unrecognized tax benefit		3.4
United Kingdom [Member] \| Foreign [Member] \| Profit Diversion Compliance Facility [Member]
Income Tax Contingency [Line Items]
Income tax examination penalties and interest expenses		1.2
United States [Member]
Income Tax Contingency [Line Items]
Unrecognized tax benefit		$ 11.0
Non-US [Member]
Income Tax Contingency [Line Items]
Open tax year		2011 2012 2013 2014
Non-US [Member] \| Historical Impairment Of Subsidiaries [Member]
Income Tax Contingency [Line Items]
Decrease in uncertain tax positions	$ 11.0