Employee Benefit Plans (Schedule Of Changes In The Accumulated Benefit Obligation Of Unfunded Plan) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Sep. 28, 2013	Sep. 29, 2012
Defined Benefit Plan Disclosure [Line Items]
Amount recognized in accumulated other comprehensive loss, before taxes, Actuarial losses	$ 141,806	$ (90,463)
Accumulated Postretirement Benefit Obligation (APBO) [Member]
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation at prior year measurement date	17,456	18,025
Service cost	292	330
Interest cost	549	785
Contributions by plan participants	1,550	1,510
Benefits paid	(2,617)	(2,634)
Actuarial losses (gains)	(2,860)	(656)
Retiree drug subsidy receipts	0	96
Projected benefit obligation at measurement date	14,370	17,456
Funded status	(14,370)	(17,456)
Accrued postretirement benefit liability	14,370	17,456
Amount recognized in accumulated other comprehensive loss, before taxes, Transition obligation	0	361
Amount recognized in accumulated other comprehensive loss, before taxes, Actuarial losses	(3,464)	(604)
Amount recognized in accumulated other comprehensive loss, before taxes	$ (3,464)	$ (243)