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Segment Results (Schedule Of Goodwill By Segment) (Detail) - USD ($) $ in Millions | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Segment Reporting Information [Line Items] |  |
Goodwill | $ 689.4 | $ 690.9
Aerospace & Electronics |  |
Segment Reporting Information [Line Items] |  |
Goodwill | 202.3 | 202.3
Process Flow Technologies |  |
Segment Reporting Information [Line Items] |  |
Goodwill | 315.8 | 317.3
Engineered Materials |  |
Segment Reporting Information [Line Items] |  |
Goodwill | $ 171.3 | $ 171.3

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