Inventories (Tables)

3 Months Ended

Dec. 31, 2017

Inventory Disclosure [Abstract]

Components of Inventory

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

	December 31, 2017		September 30, 2017
Product	$	49,842	$	37,941
Parts and equipment		21,662		21,655
Total inventory	$	71,504	$	59,596