Inventory (Tables)

6 Months Ended

Mar. 31, 2018

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventory consisted of the following:

	As of		As of
(in thousands)	March 31, 2018		September 30, 2017
Raw materials	$	13,352	$	15,826
Work in-process	5,121		6,586
Finished goods	8,032		5,413
Inventory balance at end of period	$	26,505	$	27,825
Current portion	$	23,726	$	25,139
Non-Current portion	$	2,779	$	2,686