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Employee Benefit Plans (Schedule Of Cost Of The Postretirement Benefit Plan) (Details) (Postretirement Benefit Plan [Member], USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 28, 2013
Sep. 29, 2012
Oct. 01, 2011
Postretirement Benefit Plan [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 292 $ 330 $ 491
Interest cost 549 785 1,103
Amortization of transition obligation 361 394 394
Amortization of actuarial loss 0 0 579
Net periodic postretirement benefit cost $ 1,202 $ 1,509 $ 2,567