Inventory (Tables)

12 Months Ended

Sep. 30, 2020

Inventory Disclosure [Abstract]

Schedule of Components of Inventory

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

	September 30, 2020			September 30, 2019
Purchased parts and raw materials	$	14,530		$	15,192
Work-in-process		3,074			4,215
Finished goods		3,942			3,183
		21,546			22,590
Excess and obsolete reserves		(4,269	)		(5,058	)
	$	17,277		$	17,532