Pensions And Other Postretirement Benefits (Schedule Of Periodic Benefit Cost) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 26, 2012	Oct. 28, 2011	Oct. 29, 2010
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 4,185	$ 4,496	$ 3,272
Interest cost	14,077	14,691	12,863
Expected return on plan assets	(19,379)	(17,625)	(16,250)
Amortization of prior service cost	435	397	472
Recognized actuarial loss	6,865	6,055	4,932
Settlement gain	(35)	(16)	0
Curtailment	0	0	(172)
Net periodic benefit cost	6,148	7,998	5,117
Post-Retirement Medical Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	124	188	211
Interest cost	448	510	476
Amortization of prior service cost	(128)	(128)	(2,871)
Recognized actuarial loss	471	304	2,629
Net periodic benefit cost	$ 915	$ 874	$ 445