Inventory (Tables)

3 Months Ended

Dec. 31, 2018

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventory consisted of the following:

	As of
(in thousands)	December 31, 2018		September 30, 2018
Raw materials	$	11,951	$	11,857
Work in-process	5,515		5,402
Finished goods	4,415		5,024
Inventory balance at end of period	$	21,881	$	22,283
Current portion	$	20,466	$	20,850
Non-Current portion	$	1,415	$	1,433