Accumulated Other Comprehensive Income (Loss) (Details) (USD $)	9 Months Ended		12 Months Ended
	Aug. 03, 2013	Aug. 04, 2012	Nov. 03, 2012
Available-for-sale Securities, Gross Realized Gains		$ 1,300,000
Available-for-sale Securities, Gross Realized Losses		100,000
Components of accumulated other comprehensive loss, net of tax
Foreign currency translation adjustment	(4,286,000)		982,000
Unrealized gains on available-for-sale securities	656,000		444,000
Unrealized losses on available-for-sale securities	(480,000)		(423,000)
Unrealized gains on derivative instruments	6,608,000		1,165,000
Pension Plans	(66,407,000)		(66,562,000)
Total accumulated other comprehensive loss	(63,909,000)		(64,394,000)
Unrealized gains and losses on available-for-sale securities classified as short-term investments
Unrealized gains on securities classified as short-term investments	829,000		581,000
Unrealized losses on securities classified as short-term investments	(549,000)		(519,000)
Net unrealized losses on securities classified as short-term investments	280,000		62,000
Comprehensive Income (Textual) [Abstract]
Fair value of investments with unrealized losses	$ 371,900,000		$ 1,214,100,000