Goodwill and Other Identifiable Intangible Assets, Net (Goodwill Rollforward) (Details) $ in Thousands	3 Months Ended
Dec. 31, 2021 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 225,522
Acquisition	116,890
Adjustment (see Note 2)	154
Foreign currency translation adjustment	(68)
Ending balance	342,498
IoT Products & Services Segment
Goodwill [Roll Forward]
Beginning balance	175,180
Acquisition	0
Adjustment (see Note 2)	154
Foreign currency translation adjustment	(51)
Ending balance	175,283
IoT Solutions Segment
Goodwill [Roll Forward]
Beginning balance	50,342
Acquisition	116,890
Adjustment (see Note 2)	0
Foreign currency translation adjustment	(17)
Ending balance	$ 167,215

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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