Inventory (Tables)

12 Months Ended

Sep. 30, 2019

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventory consisted of the following:

	As of
(in thousands)	September 30, 2019		September 30, 2018
Raw materials	$	11,510	$	11,857
Work in-process	8,176		5,402
Finished goods	4,365		5,024
Inventory balance at end of period	$	24,051	$	22,283
Current portion	$	24,051	$	20,850
Non-Current portion	$	—	$	1,433