Segment Results (Narrative) (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting Information [Line Items]
Segment, Expenditure, Addition to Long-Lived Assets		$ 30.3	$ 14.7
Increase in contract liability opening balance for revenue recognized	$ 9.3	25.6
Operating Segments \| Aerospace & Electronics
Segment Reporting Information [Line Items]
Segment, Expenditure, Addition to Long-Lived Assets		13.1	4.5
Operating Segments \| Process Flow Technologies
Segment Reporting Information [Line Items]
Segment, Expenditure, Addition to Long-Lived Assets		$ 17.2	$ 10.2

Amount of expenditure for addition to long-lived assets included in determination of segment assets by chief operating decision maker (CODM) or otherwise regularly provided to CODM. Excludes expenditure for addition to financial instrument, long-term customer relationship of financial institution, mortgage and other servicing rights, deferred policy acquisition cost, and deferred tax assets.

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-Topic 280
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
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