Debt (Narrative) (Details) (USD $)	12 Months Ended										3 Months Ended	12 Months Ended
	Oct. 26, 2012	Oct. 28, 2011	Oct. 29, 2010	Oct. 26, 2012 Bank Syndicate Facility Due At December 2014 [Member]		Oct. 28, 2011 Bank Syndicate Facility Due At December 2014 [Member]		Oct. 28, 2011 Bilateral Facility Due At June 2012 [Member]	Oct. 26, 2012 Bilateral Facility Due At September 2013 [Member]	Oct. 28, 2011 Bilateral Facility Due At September 2013 [Member]	Jan. 27, 2012 Senior Notes Due 2022 At 4.20% [Member]	Oct. 26, 2012 Senior Notes Due 2022 At 4.20% [Member]	Oct. 26, 2012 Senior Notes Due 2012 At 5.625% [Member]	May 01, 2012 Senior Notes Due 2012 At 5.625% [Member]	Oct. 28, 2011 Senior Notes Due 2012 At 5.625% [Member]
Debt Instrument [Line Items]
Senior notes											$ 400,000,000	$ 400,000,000
Current senior notes													0	200,000,000	200,000,000
Debt instrument maturity date	2012										2022-01-15	2022	2012-05-01
Interest rate of debt instrument											4.20%	4.20%	5.625%	5.625%
Net proceeds from issuance of debt	396,816,000	0	40,984,000								396,816,000
Total facility size	790,863,000	817,985,000		550,000,000	[1]	550,000,000	[1]	14,631,000	93,402,000	87,786,000
Commercial paper	91,984,000	153,955,000
Interest paid	$ 68,714,000	$ 62,095,000	$ 58,067,000
Debt arrangements average annual interest rate	9.52%	6.59%	6.57%

[1] Our bank syndicate facility includes $91,984 and $153,955 of commercial paper as of October 26, 2012 and October 28, 2011, respectively. We have a $350,000 commercial paper program backstopped by our $550,000 credit facility.