Inventory (Tables)

9 Months Ended

Jun. 30, 2017

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventory consisted of the following:

	As of		As of
(in thousands)	June 30, 2017		September 30, 2016
Raw materials	$	16,033	$	16,095
Work in-process	6,586		5,687
Finished goods	6,643		5,899
Inventory balance at end of period	$	29,262	$	27,681
Current portion	$	26,147	$	24,150
Non-Current portion	3,115		3,531