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Composition of Certain Financial Statement Captions (Tables)
 6 Months Ended
Mar. 31, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Property, Plant and Equipment
The following table summarizes property and equipment, and the related accumulated depreciation and amortization at March 31, 2015 and September 30, 2014:
 
 
March 31,
2015
 
September 30,
2014
 
(In thousands)
Property and equipment
$
165,485

 
$
164,548

Less: accumulated depreciation and amortization
(125,474
)
 
(127,871
)
 
$
40,011

 
$
36,677