Inventories (Tables)

12 Months Ended

Sep. 30, 2018

Inventory Disclosure [Abstract]

Components of Inventory

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

	September 30,
	2018		2017
Product		34,618	$	37,941
Parts and equipment		21,759		21,655
Total inventory	$	56,377	$	59,596