Accounts Receivable (Tables)

12 Months Ended

Sep. 30, 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)	September 30, 2014			September 30, 2013
Accounts receivable	$	40,882		$	39,827
Accounts receivable – unbilled	4,115			5,362
Accounts receivable, gross	44,997			45,189
Allowance for doubtful accounts	(133		)	(3,363		)
Accounts receivable, net	$	44,864		$	41,826

Allowance For Doubtful Accounts

The following table summarizes the changes in the allowance for doubtful accounts within accounts receivable:

Allowance for Doubtful Accounts (in thousands)	For the Fiscal Years Ended September 30,
	2014			2013			2012
Balance at beginning of period	$	3,363		$	3,279		$	3,332
Provision adjustment - expense, net of recoveries	245			119			(53		)
Write-offs and other adjustments - additions (deductions) to receivable balances	(3,475		)	(35		)	—
Balance at end of period	$	133		$	3,363		$	3,279