Product Warranties (Tables)

12 Months Ended

Sep. 30, 2019

Payables and Accruals [Abstract]

Schedule of Product Warranty Liability

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

	2019		2018
Balance at the beginning of the period	$	107,538	$	121,450
Accruals for warranties for products sold in the period		34,207		26,539
Fulfillment of warranty obligations		(37,007)		(40,451)
Balance at the end of the period	$	104,738	$	107,538