Detail of Selected Balance Sheet Accounts (Tables)

3 Months Ended

Dec. 31, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Components of Inventories

The components of inventories are summarized below (in thousands):

	December 31, 2022		September 30, 2022
Raw materials, parts and sub-assemblies, net	$	53,336	$	49,213
Work-in-progress	1,666		1,202
Total inventories	$	55,002	$	50,415

Activity in Product Warranty Accrual

Activity in our product warranty accrual consisted of the following (in thousands):

	Three months ended December 31,
	2022		2021
Balance at beginning of period	$	2,345	$	2,531
Increase to warranty expense	479		293
Deduction for warranty charges	(454)		(382)
Change due to foreign currency translation	10		1
Balance at end of period	$	2,380	$	2,443