Property, Plant, and Equipment, net (Tables)

6 Months Ended

Mar. 31, 2016

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment

The components of property, plant, and equipment, net consisted of the following:

	As of			As of
(in thousands)	March 31, 2016			September 30, 2015
Equipment	$	25,969		$	24,913
Furniture and fixtures	1,109			1,109
Computer hardware and software	2,369			2,177
Leasehold improvements	1,520			1,480
Construction in progress	1,867			875
Property, plant, and equipment, gross	32,834			30,554
Accumulated depreciation	(22,606		)	(21,629		)
Property, plant, and equipment, net	$	10,228		$	8,925