Debt (Schedule Of Debt Instruments) (Details) (USD $)	12 Months Ended							12 Months Ended		12 Months Ended			12 Months Ended		12 Months Ended		12 Months Ended		3 Months Ended	12 Months Ended			12 Months Ended
	Oct. 26, 2012	Oct. 28, 2011	Oct. 29, 2010	Oct. 26, 2012 Notes To Bank [Member]	Oct. 28, 2011 Notes To Bank [Member]	Oct. 26, 2012 Notes To Bank At 4.34%-5.20% 2012, 7.43% 2011 [Member]	Oct. 28, 2011 Notes To Bank At 4.34%-5.20% 2012, 7.43% 2011 [Member]	Oct. 28, 2011 Notes To Bank At 4.49% 2012, 4.49%-6.77% 2011 [Member]	Oct. 26, 2012 Notes To Bank At 4.49% 2012, 4.49%-6.77% 2011 [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]	Oct. 26, 2012 Senior Notes Due 2015 At 5.10% [Member]	Oct. 28, 2011 Senior Notes Due 2015 At 5.10% [Member]	Oct. 26, 2012 Senior Notes Due 2017 At 6.05% [Member]	Oct. 28, 2011 Senior Notes Due 2017 At 6.05% [Member]	Oct. 26, 2012 Senior Notes Due 2019 At 7.25% [Member]	Oct. 28, 2011 Senior Notes Due 2019 At 7.25% [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 Industrial Development Bonds [Member]	Oct. 28, 2011 Industrial Development Bonds [Member]	Oct. 26, 2012 Commercial Paper [Member]	Oct. 28, 2011 Commercial Paper [Member]
Debt Instrument [Line Items]
Senior notes										$ 0	$ 200,000,000	$ 200,000,000
Commercial Paper	91,984,000	153,955,000
Total Short-term Debt	94,441,000	169,516,000
Notes to banks, current				2,457,000	15,561,000	44,090,000	7,803,000
Notes to banks, noncurrent								67,303,000	76,000
Senior notes													150,000,000	150,000,000	150,000,000	150,000,000	300,000,000	300,000,000	400,000,000	400,000,000
Industrial Development Bonds Carrying Value																					12,502,000	12,502,000
Total Current Portion of Long-term Debt	44,090,000	207,803,000
Total Long-term Debt	1,012,578,000	679,805,000
Total Debt	$ 1,151,109,000	$ 1,057,124,000
Weighted average interest rate of short-term debt	9.52%	6.59%	6.57%	9.52%	6.59%
Debt instrument maturity date	2012									2012-05-01			2015		2017		2019		2022-01-15	2022	2015
Interest rate of debt instrument							7.43%		4.49%	5.625%	5.625%		5.10%		6.05%		7.25%		4.20%	4.20%
Minimum rate of interest on debt instrument						4.34%		4.49%															0.43%	0.38%
Maximum rate of interest on debt instrument						5.20%		6.77%															0.44%	0.40%
Rate of interest, industrial development bonds																					0.36%	0.28%