Accounts Receivable (Tables)

3 Months Ended

Dec. 31, 2012

Receivables [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable

The components of accounts receivable consisted of the following:

(in thousands)	As of			As of
	December 31, 2012			September 30, 2012
Accounts receivable	$	32,420		$	33,893
Accounts receivable – unbilled	7,645			6,325
Accounts receivable, gross	40,065			40,218
Allowance for doubtful accounts	(3,279		)	(3,279		)
Accounts receivable, net	$	36,786		$	36,939