Inventory (Tables)

6 Months Ended

Mar. 31, 2020

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventory consisted of the following:

	As of
(in thousands)	March 31, 2020		September 30, 2019
Raw materials	$	12,541	$	11,510
Work in-process		7,874		8,176
Finished goods		3,167		4,365
Inventory balance at end of period	$	23,582	$	24,051