Income Taxes (Schedule Of Tax Effects Of Temporary Differences That Generated Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands	Oct. 01, 2022	Oct. 02, 2021
Income Tax Disclosure [Abstract]
Benefit accruals	$ 65,863	$ 68,657
Inventory reserves	30,053	31,900
Tax benefit carryforwards	10,885	15,434
Contract reserves not currently deductible	10,447	13,294
Lease liability	18,473	16,997
Other accrued expenses	14,824	10,983
Total gross deferred tax assets	150,545	157,265
Less valuation allowance	(8,650)	(13,896)
Total net deferred tax assets	141,895	143,369
Differences in bases and depreciation of property, plant and equipment	167,990	164,591
Pension	28,802	25,661
Total gross deferred tax liabilities	196,792	190,252
Net deferred tax liabilities	$ (54,897)	$ (46,883)

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