Accounts Receivable (Tables)

12 Months Ended

Sep. 30, 2013

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, 2013			September 30, 2012
Accounts receivable	$	39,827		$	33,893
Accounts receivable – unbilled	5,362			6,325
Accounts receivable, gross	45,189			40,218
Allowance for doubtful accounts	(3,363		)	(3,279		)
Accounts receivable, net	$	41,826		$	36,939

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,
	2013			2012			2011
Balance at beginning of period	$	3,279		$	3,332		$	8,399
Provision adjustment - expense, net of recoveries	119			(53		)	30
Reclass of amount to a long-term receivables account	—			—			(5,253		)
Impact from foreign exchange translation adjustment	—			—			181
Write-offs and other adjustments - additions (deductions) to receivable balances	(35		)	—			(25		)
Balance at end of period	$	3,363		$	3,279		$	3,332