Product Warranties (Tables)

12 Months Ended

Sep. 30, 2020

Payables and Accruals [Abstract]

Schedule of Product Warranty Liability

Product warranty activity for the years ended September 30 was as follows:

	2020		2019
	(Amounts in thousands)
Balance at the beginning of the period	$	105	$	108
Accruals for warranties for products sold in the period		7		34
Fulfillment of warranty obligations		(34)		(37)
Balance at the end of the period	$	78	$	105