Accounts Receivable - Net (Tables)

6 Months Ended

Mar. 27, 2016

Accounts Receivable - Net

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

	March 27, 2016		September 27, 2015
	(in thousands)
Billed	$	348,360	$	331,364
Unbilled	342,828		311,823
Contract retentions	28,695		24,333
Total accounts receivable – gross	719,883		667,520
Allowance for doubtful accounts	(38,760)		(31,490)
Total accounts receivable – net	$	681,123	$	636,030
Billings in excess of costs on uncompleted contracts	$	92,125	$	93,989