Goodwill and Other Identifiable Intangible Assets, Net (Tables)

6 Months Ended

Mar. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Amortizable Intangible Assets

Amortizable intangible assets were (in thousands):

	March 31, 2023						September 30, 2022
	Gross carrying amount		Accum. amort.		Net		Gross carrying amount		Accum. amort.		Net
Purchased and core technology	$	85,037	$	(57,931)	$	27,106	$	85,016	$	(55,854)	$	29,162
License agreements	112		(112)		—		112		(112)		—
Patents and trademarks	39,802		(18,804)		20,998		39,711		(17,666)		22,045
Customer relationships	309,222		(67,885)		241,337		309,212		(58,355)		250,857
Non-compete agreements	600		(600)		—		600		(600)		—
Order backlog	1,000		(1,000)		—		1,000		(1,000)		—
Total	$	435,773	$	(146,332)	$	289,441	$	435,651	$	(133,587)	$	302,064

Schedule of Estimated Future Amortization Expense Related to Intangible Assets

Estimated amortization expense related to intangible assets for the remainder of fiscal 2023 and the five succeeding fiscal years is (in thousands):

2023 (six months)	$	13,317
2024	25,227
2025	21,771
2026	20,593
2027	20,593
2028	20,411

Schedule of Changes in Carrying Amount of Goodwill

The changes in the carrying amount of goodwill by reportable segments are (in thousands):

	Three months ended March 31, 2023
	IoT Products & Services		IoT Solutions		Total
Balance on September 30, 2022	$	172,931	$	167,546	$	340,477
Foreign currency translation adjustment	1,269		116		1,385
Balance on March 31, 2023	$	174,200	$	167,662	$	341,862