Revenue from Contracts with Customers Revenue from Contracts with Customers (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 01, 2023	Jul. 02, 2022	Jul. 01, 2023	Jul. 02, 2022	Oct. 01, 2022
Disaggregation of Revenue [Line Items]
Revenue for adjustments made to performance obligations satisfied in previous periods	$ (5,114)	$ (8,615)	$ (7,180)	$ 124
Contract loss and contract-related loss reserves	45,771		45,771		$ 46,547
Revenue recognized due to contract liabilities	54,054		219,202
Remaining performance obligation, amount	$ 5,300,000		$ 5,300,000
Remaining performance obligation, percentage	43.00%		43.00%
Minimum
Disaggregation of Revenue [Line Items]
Payment terms - days			30
Maximum
Disaggregation of Revenue [Line Items]
Payment terms - days			60 days
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date: 2023-07-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, expected timing of satisfaction	12 months		12 months