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Income Taxes (Schedule Of Tax Effects Of Temporary Differences That Generated Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands | Oct. 02, 2021 | Oct. 03, 2020
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Income Tax Disclosure [Abstract] |  |
Benefit accruals | $ 68,657 | $ 78,703
Inventory reserves | 31,900 | 31,571
Tax benefit carryforwards | 15,434 | 14,146
Contract reserves not currently deductible | 13,294 | 16,418
Lease liability | 16,997 | 17,622
Other accrued expenses | 10,983 | 12,510
Total gross deferred tax assets | 157,265 | 170,970
Less valuation allowance | (13,896) | (14,784)
Total net deferred tax assets | 143,369 | 156,186
Differences in bases and depreciation of property, plant and equipment | 164,581 | 152,926
Pension | 25,661 | 24,810
Total gross deferred tax liabilities | 190,242 | 177,736
Net deferred tax liabilities | $ (46,873) | $ (21,550)

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