Goodwill and Other Identifiable Intangible Assets, Net (Tables)

6 Months Ended

Mar. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Amortizable Intangible Assets

Amortizable intangible assets were (in thousands):

	March 31, 2022						September 30, 2021
	Gross carrying amount		Accum. amort.		Net		Gross carrying amount		Accum. amort.		Net
Purchased and core technology	$	85,194	$	(53,425)	$	31,769	$	69,162	$	(50,701)	$	18,461
License agreements	112		(112)		—		112		(112)		—
Patents and trademarks	39,608		(16,276)		23,332		23,491		(14,978)		8,513
Customer relationships	309,292		(48,846)		260,446		130,278		(39,973)		90,305
Non-compete agreements	600		(600)		—		600		(600)		—
Order backlog	1,000		(750)		250		1,000		(250)		750
Total	$	435,806	$	(120,009)	$	315,797	$	224,643	$	(106,614)	$	118,029

Schedule of Estimated Future Amortization Expense Related to Intangible Assets

Estimated amortization expense related to intangible assets for the remainder of fiscal 2022 and the five succeeding fiscal years is (in thousands):

2022 (six months)	$	13,716
2023	$	24,996
2024	$	24,282
2025	$	20,825
2026	$	20,593
2027	$	18,582

Schedule of Changes in Carrying Amount of Goodwill

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

	Six months ended March 31, 2022
	IoT Products and Services		IoT Solutions		Total
Balance on September 30, 2021	$	175,180	$	50,342	$	225,522
Acquisition	—		116,890		116,890
Adjustment	(515)		—		(515)
Foreign currency translation adjustment	(413)		161		(252)
Balance at March 31, 2021	$	174,252	$	167,393	$	341,645