Employee Benefit Plans (Schedule Of Cost Of The Postretirement Benefit Plan) (Details) - Postretirement Benefit Plan - USD ($) $ in Thousands	12 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Service cost	$ 161	$ 226	$ 225
Interest cost	468	576	624
Amortization of actuarial gain	(572)	(106)	(261)
Net pension postretirement benefit cost	$ 57	$ 696	$ 588