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Acquisitions and Divestitures (Narrative) (Details) - USD ($) $ in Thousands		12 Months Ended
	Jul. 21, 2025	Sep. 30, 2025	Sep. 30, 2024
Acquisitions And Divestitures [Line Items]
Cash proceeds		$ 50,068	$ 1,800
Cash receivables		1,750
Pretax gain		$ 20,524
Date of divestiture		Mar. 03, 2025
Safran Electronics and Defense [Member]
Acquisitions And Divestitures [Line Items]
Acquisition date	Jul. 21, 2025
Percentage of outstanding equity interests acquired	100.00%
Total consideration	$ 41,678
Acquisition-related costs		$ 9,348

X

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