Employee Benefit Plans (Schedule Of Cost Of The Postretirement Benefit Plan) (Details) - Postretirement Benefit Plan - USD ($) $ in Thousands	12 Months Ended
	Oct. 02, 2021	Oct. 03, 2020	Sep. 28, 2019
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	$ 52	$ 55	$ 68
Interest cost	124	211	315
Amortization of prior service credit	0	(259)	(471)
Amortization of actuarial gain	(513)	(607)	(713)
Total Pension Expense (Income)	$ (337)	$ (600)	$ (801)