Stockholders' Equity, Comprehensive Income and Share-Based Compensation (Details 7) (Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units [Member], USD $) In Millions, except Per Share data, unless otherwise specified	9 Months Ended	12 Months Ended
Jul. 27, 2014	Oct. 27, 2013
Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units [Member]
Restricted stock units, restricted stock, performance shares and performance units
Beginning Balance (in shares)	38
Granted (in shares)	10.0
Vested (in shares)	(12)
Canceled (in shares)	(3)
Ending Balance (in shares)	33	38
Weighted Average Grant Date Fair Value
Beginning of Period (in dollars per share)	$ 11.11
Granted (in dollars per share)	$ 16.35
Vested (in dollars per share)	$ 11.07
Canceled (in dollars per share)	$ 11.62
Ending Balance (in dollars per share)	$ 12.45	$ 11.11
Weighted Average Remaining Contractual Term
Weighted average remaining contractual term	2 years 6 months 14 days	2 years 4 months 25 days

Stockholders' Equity, Comprehensive Income and Share-Based Compensation (Details 7) (Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units [Member], USD $)
In Millions, except Per Share data, unless otherwise specified

9 Months Ended

12 Months Ended

Jul. 27, 2014

Oct. 27, 2013

Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units [Member]

Restricted stock units, restricted stock, performance shares and performance units

Beginning Balance (in shares)

Granted (in shares)

10.0

Vested (in shares)

(12)

Canceled (in shares)

(3)

Ending Balance (in shares)

Weighted Average Grant Date Fair Value

Beginning of Period (in dollars per share)

$ 11.11

Granted (in dollars per share)

$ 16.35

Vested (in dollars per share)

$ 11.07

Canceled (in dollars per share)

$ 11.62

Ending Balance (in dollars per share)

$ 12.45

$ 11.11

Weighted Average Remaining Contractual Term

Weighted average remaining contractual term

2 years 6 months 14 days

2 years 4 months 25 days

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iv)(3)

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

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-Subparagraph (c)(2)(i)-(ii)

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Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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-Name Accounting Standards Codification

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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-Publisher FASB

-Name Accounting Standards Codification

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(2)

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