Accounts Receivable - Net (Tables)

9 Months Ended

Jun. 30, 2013

Accounts Receivable - Net

Net accounts receivable and billings in excess of costs on uncompleted contracts

	June 30,2013		September 30,2012
	(in thousands)
Billed	$	353,299	$	362,331
Unbilled	295,411		355,793
Contract retentions	27,892		17,908
Total accounts receivable – gross	676,602		736,032
Allowance for doubtful accounts	(44,382)		(35,552)
Total accounts receivable – net	$	632,220	$	700,480
Current billings in excess of costs on uncompleted contracts	$	85,352	$	90,909
Non-current billings in excess of costs on uncompleted contracts	–		4,410
Total billings in excess of costs on uncompleted contracts	$	85,352	$	95,319