Stockholders' Equity, Comprehensive Income and Share-Based Compensation (Details 9) (Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units [Member], USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Oct. 27, 2013	Oct. 28, 2012	Oct. 30, 2011	Oct. 31, 2010
Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units [Member]
Restricted stock units, restricted stock, performance shares and performance units
Beginning Balance	36	28	18
Granted	19.0	19.0	17.0
Vested	(11)	(9)	(5)
Canceled	(6)	(2)	(2)
Ending Balance	38	36	28	18
Non-vested restricted stock units, restricted stock, performance shares and performance units expected to vest	34
Weighted Average Grant Date Fair Value
Beginning of Period (in dollars per share)	$ 11.53	$ 12.64	$ 13.33
Granted (in dollars per share)	$ 10.55	$ 10.61	$ 12.62
Vested (in dollars per share)	$ 11.44	$ 12.87	$ 14.64
Canceled (in dollars per share)	$ 11.28	$ 12.26	$ 13.11
Ending Balance (in dollars per share)	$ 11.11	$ 11.53	$ 12.64	$ 13.33
Non-vested restricted stock units, restricted stock, performance shares and performance units expected to vest, Weighted Average Remaining Fair Value (in dollars per share)	$ 10.93
Weighted Average Remaining Contractual Term
Weighted average remaining contractual term	2 years 4 months 25 days	2 years 7 months 6 days	2 years 9 months 18 days	2 years 9 months 18 days
Non-vested restricted stock units, restricted stock, performance shares and performance units expected to vest, Weighted Average Remaining Contractual Term	2 years 4 months 25 days
Aggregate Intrinsic Value
End of the period	$ 662	$ 376	$ 345	$ 227
Non-vested restricted stock units, restricted stock, performance shares and performance units expected to vest, Aggregate Intrinsic Value	$ 594