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Employee Benefit Plans (Schedule Of Projected Benefit Obligations Or Accumulated Benefit Obligations In Excess Of Plan Assets) (Details) - USD ($)
$ in Thousands
Oct. 01, 2016
Oct. 03, 2015
Pension and Other Postretirement Benefit Expense [Abstract]    
Projected benefit obligation $ 1,128,524 $ 968,848
Accumulated benefit obligation 1,045,034 886,663
Fair value of plan assets $ 744,751 $ 634,406