Inventory (Tables)

3 Months Ended

Dec. 31, 2017

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventory consisted of the following:

	As of		As of
(in thousands)	December 31, 2017		September 30, 2017
Raw materials	$	13,663	$	15,826
Work in-process	6,015		6,586
Finished goods	6,233		5,413
Inventory balance at end of period	$	25,911	$	27,825
Current portion	$	23,401	$	25,139
Non-Current portion	$	2,510	$	2,686