Retirement Plans (Components Of Net Periodic Benefit Cost) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Apr. 10, 2016	Apr. 12, 2015	Apr. 10, 2016	Apr. 12, 2015
Defined Benefit Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost		$ 1,212	$ 1,908	$ 2,828	$ 4,452
Interest cost		5,580	5,237	13,020	12,220
Expected return on plan assets		(5,021)	(5,370)	(11,715)	(12,531)
Actuarial loss	[1]	944	2,172	2,201	5,068
Amortization of unrecognized prior service cost	[1]	55	62	129	145
Net periodic benefit cost		2,770	4,009	6,463	9,354
Postretirement Healthcare Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost		291	276	680	644
Actuarial loss	[1]	51	42	118	98
Net periodic benefit cost		$ 342	$ 318	$ 798	$ 742

[1] (1) Amounts were reclassified from accumulated OCI into net earnings as a component of selling, general and administrative expenses.