Accounts Receivable (Tables)

6 Months Ended

Mar. 31, 2014

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)	March 31, 2014			September 30, 2013
Accounts receivable	$	33,989		$	39,827
Accounts receivable – unbilled	3,562			5,362
Accounts receivable, gross	37,551			45,189
Allowance for doubtful accounts	(98		)	(3,363		)
Accounts receivable, net	$	37,453		$	41,826