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Goodwill and other Identifiable Intangible Assets (Goodwill) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Goodwill [Line Items]
Goodwill	$ 341,593	$ 340,477
Foreign currency translation adjustment	1,181	1,116
Goodwill	342,774	341,593
IoT Solutions
Goodwill [Line Items]
Goodwill	167,636	167,546
Foreign currency translation adjustment	45	90
Goodwill	167,681	167,636
IoT Products and Services
Goodwill [Line Items]
Goodwill	173,957	172,931
Foreign currency translation adjustment	1,136	1,026
Goodwill	$ 175,093	$ 173,957

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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