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Property, Plant and Equipment
12 Months Ended
Sep. 30, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Property, Plant and Equipment
Property, plant and equipment as of September 30, 2013 and 2012 were as follows (in thousands):
 
 
September 30,
 
2013
 
2012
Buildings and land
$
38,539

 
$
55,352

Computer equipment and software
72,927

 
70,719

Machinery and equipment
55,375

 
51,813

Furniture and fixtures
10,298

 
10,908

Leasehold improvements
16,522

 
18,938

Capital projects in progress
2,098

 
2,614

 
195,759

 
210,344

Less accumulated depreciation and amortization
(147,889
)
 
(145,866
)
Property, plant and equipment, net
$
47,870

 
$
64,478


 
Depreciation expense was $14.0 million, $13.4 million and $12.6 million for the years ended September 30, 2013, 2012 and 2011, respectively.