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Pensions And Other Postretirement Benefits (Plans With Accumulated Benefit Obligations In Excess Of Plan Assets) (Details) - Pension Plan [Member] - USD ($)
$ in Millions
Oct. 01, 2022
Oct. 02, 2021
Defined Benefit Plan, Funded Plan | Qualified Plan    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation $ 0 $ 0
Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation 0 0
Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets 0 0
Defined Benefit Plan, Unfunded Plan | Nonqualified Plan    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation 166 220
Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation 166 220
Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets $ 0 $ 0