Employee Benefit Plans (Schedule Of Changes In The Accumulated Benefit Obligation Of Unfunded Plan) (Details) - Postretirement Benefit Plan - USD ($) $ in Thousands	12 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 03, 2020
Change in Accumulated Postretirement Benefit Obligation (APBO):
Projected benefit obligation at prior year measurement date	$ 6,281	$ 9,274
Service cost	33	52	$ 55
Interest cost	90	124	211
Contributions by plan participants	559	553
Benefits paid	(478)	(464)
Actuarial (gains) losses	(2,811)	(3,258)
Projected benefit obligation at measurement date	3,674	6,281	$ 9,274
Funded status	(3,674)	(6,281)
Accrued postretirement benefit liability	3,674	6,281
Actuarial gains	7,579	6,042
Amount recognized in AOCIL, before taxes	$ 7,579	$ 6,042