Inventories (Tables)

9 Months Ended

Jun. 30, 2022

Inventory Disclosure [Abstract]

Inventories

Inventories consist of the following (in thousands):

	June 30, 2022			September 30, 2021
Finished goods	$	18,592		$	19,368
Work in process		3,758			8,247
Raw materials		48,816			43,620
Obsolescence reserve		(38,306	)		(36,936	)
		32,860			34,299
Less current portion		18,868			16,196
Non-current portion	$	13,992		$	18,103