Inventory (Tables)

12 Months Ended

Sep. 30, 2021

Inventory Disclosure [Abstract]

Schedule of Components of Inventory

The components of inventory are as follows (in thousands):

	September 30, 2021			September 30, 2020
Purchased parts and raw materials	$	16,260		$	14,530
Work-in-process		4,865			3,074
Finished goods		5,055			3,942
		26,180			21,546
Excess and obsolete reserves		(4,105	)		(4,269	)
	$	22,075		$	17,277