Goodwill (Narrative) (Details) - USD ($) $ in Thousands	9 Months Ended
Jun. 30, 2026	Apr. 01, 2026	Sep. 30, 2025
Goodwill [Line Items]
Working capital adjustment resulting in reduction of goodwill	$ 931
Goodwill	893,956		$ 832,288
Industrial [Member]
Goodwill [Line Items]
Goodwill	351,789		358,509
Aerospace [Member]
Goodwill [Line Items]
Working capital adjustment resulting in reduction of goodwill	931
Goodwill	$ 542,167	$ 69,314	$ 473,779

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details

- 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.

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+ Details