Employee Benefit Plans (Summary Of Funded Status Of Defined Benefit Retirement Plan) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Oct. 01, 2016
Compensation and Retirement Disclosure [Abstract]
Funded status, end of year	$ (9,394)	$ (14,484)
Actuarial net loss in AOCI, pretax	9,261	15,476
Net amount recognized	(133)
Net amount recognized		992
Accrued payroll and related costs	(806)	(740)
Defined benefit pension plan obligation	(8,588)	(13,744)
Deferred income taxes	2,809	4,685
AOCI, net of tax	6,452	10,791
Net amount recognized	$ (133)	$ 992