Net Periodic Pension Cost for Defined Benefit Plans (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 25, 2013	Oct. 26, 2012	Oct. 28, 2011
Pension Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 11,848	$ 9,393	$ 8,583
Interest cost	17,893	19,403	19,044
Expected return on plan assets	(22,476)	(21,508)	(20,354)
Amortization of prior service cost	384	41	21
Amortization of actuarial (gain) loss	14,255	10,551	8,450
Net periodic cost	21,904	17,880	15,744
Postretirement Benefit Plans, Defined Benefit
Defined Benefit Plan Disclosure [Line Items]
Service cost	508	436	447
Interest cost	674	715	754
Expected return on plan assets	0	0	0
Amortization of prior service cost	(150)	(69)	0
Amortization of actuarial (gain) loss	103	41	(17)
Net periodic cost	$ 1,135	$ 1,123	$ 1,184