Accounts Receivable (Tables)

9 Months Ended

Jun. 30, 2012

Accounts Receivable [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

The components of accounts receivable consisted of the following:

(in thousands)	As of			As of
	June 30, 2012			September 30, 2011
Accounts receivable	$	27,916		$	33,938
Accounts receivable – unbilled	6,072			4,269
Accounts receivable, gross	33,988			38,207
Allowance for doubtful accounts	(3,262		)	(3,332		)
Accounts receivable, net	$	30,726		$	34,875