Receivables (Tables)

3 Months Ended

Dec. 30, 2017

Accounts, Notes, Loans and Financing Receivable [Line Items]

Schedule of Accounts, Notes, Loans and Financing Receivable

Receivables consist of:

	December 30, 2017			September 30, 2017
Accounts receivable	$	275,939		$	286,773
Long-term contract receivables:
Amounts billed	130,452			148,087
Unbilled recoverable costs and accrued profits	289,784			282,154
Total long-term contract receivables	420,236			430,241
Other	48,139			15,077
Total receivables	744,314			732,091
Less allowance for doubtful accounts	(4,583		)	(4,351		)
Receivables	$	739,731		$	727,740