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Goodwill and Other Identifiable Intangible Assets, Net (Goodwill Rollforward) (Details) $ in Thousands	9 Months Ended
	Jun. 30, 2025 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 342,774
Foreign currency translation adjustment	264
Ending balance	343,038
IoT Products & Services Segment
Goodwill [Roll Forward]
Beginning balance	175,093
Foreign currency translation adjustment	382
Ending balance	175,475
IoT Solutions Segment
Goodwill [Roll Forward]
Beginning balance	167,681
Foreign currency translation adjustment	(118)
Ending balance	$ 167,563

X

- Definition

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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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) asset representing future economic benefit 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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