Revenue from Contracts with Customers (Tables)

6 Months Ended

Mar. 28, 2020

Revenue from Contract with Customer [Abstract]

Contract Assets and Liabilities

Total contract assets and contract liabilities are as follows:

	March 28, 2020		September 28, 2019
Unbilled receivables	$	510,760	$	468,824
Contract advances	182,822		137,242
Net contract assets	$	327,938	$	331,582