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Composition of Certain Financial Statement Captions
 6 Months Ended
Mar. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Composition of Certain Financial Statement Captions Composition of Certain Financial Statement Captions
The following table summarizes property and equipment, and the related accumulated depreciation and amortization, at March 31, 2019 and September 30, 2018:
 
March 31,
2019
 
September 30,
2018
 
(In thousands)
Property and equipment
$
163,687

 
$
156,154

Less: accumulated depreciation and amortization
(118,927
)
 
(107,317
)
 
$
44,760

 
$
48,837