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Property, Plant, and Equipment, net (Tables)
9 Months Ended
Jun. 30, 2013
Property, Plant and Equipment [Abstract]  
Property, plant and equipment
The components of property, plant, and equipment, net consisted of the following:
 
As of
 
As of
(in thousands)
June 30,
2013
 
September 30, 2012
Land
$
1,502

 
$
1,502

Building and improvements
18,591

 
19,065

Equipment
22,295

 
15,088

Furniture and fixtures
103

 
206

Computer hardware and software
925

 
1,017

Leasehold improvements
3,043

 
3,598

Construction in progress
4,206

 
7,420

Property, plant, and equipment, net
$
50,665

 
$
47,896