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Accounts Receivable (Tables)
9 Months Ended
Jun. 30, 2015
Receivables [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable
The components of accounts receivable consisted of the following:


As of

As of
(in thousands)
June 30,
2015

September 30, 2014
Accounts receivable, gross
$
14,525

 
$
12,885

Allowance for doubtful accounts
(442
)
 
(116
)
Accounts receivable, net
$
14,083

 
$
12,769