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Goodwill and Other Identifiable Intangible Assets, Net (Tables)

6 Months Ended

Mar. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Amortizable Intangible Assets

Amortizable intangible assets were (in thousands):

			March 31, 2021																		September 30, 2020
			Gross carrying amount						Accum. amort.						Net						Gross carrying amount						Accum. amort.						Net
Purchased and core technology			$	76,517					$	(58,133)					$	18,384					$	76,011					$	(55,482)					$	20,529
License agreements			112						(112)						—						112						(112)						—
Patents and trademarks			23,007						(14,386)						8,621						22,836						(13,535)						9,301
Customer relationships			125,793						(39,376)						86,417						125,500						(34,232)						91,268
Non-compete agreements			600						(480)						120						600						(450)						150
Total			$	226,029					$	(112,487)					$	113,542					$	225,059					$	(103,811)					$	121,248

Schedule of Estimated Future Amortization Expense Related to Intangible Assets

Estimated amortization expense related to intangible assets for the remainder of fiscal 2021 and the five succeeding fiscal years is (in thousands):

2021 (six months)			$	7,736
2022			$	14,722
2023			$	12,518
2024			$	11,815
2025			$	8,358
2026			$	8,126

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,
			IoT Products and Services						IoT Solutions						Total
Balance on September 30, 2020			$	160,365					$	49,770					$	210,135
Acquisition			15,095						—						15,095
Adjustment (see Note 2)			846						—						846
Foreign currency translation adjustment			767						690						1,457
Balance at March 31, 2021			$	177,073					$	50,460					$	227,533

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Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
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-Paragraph 2
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Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

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Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.

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