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Composition of Certain Financial Statement Captions
 3 Months Ended
Dec. 31, 2018
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 December 31, 2018 and September 30, 2018:
 
December 31,
2018
 
September 30,
2018
 
(In thousands)
Property and equipment
$
159,956

 
$
156,154

Less: accumulated depreciation and amortization
(113,092
)
 
(107,317
)
 
$
46,864

 
$
48,837