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[Line Items] for Equity [Table]

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Number of employee stock purchase plans.

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Aggregate dividends declared during the period for each share of common stock outstanding.

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Unrecognized cost of unvested share-based compensation awards.

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount of stock repurchase plan authorized.

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Period which shares may be purchased under a stock repurchase plan authorized by an entity's Board of Directors, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount remaining of a stock repurchase plan authorized.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Stockholders' Equity, Comprehensive Income and Share-Based Compensation (Details Textual) $ / shares in Units, shares in Millions		1 Months Ended	3 Months Ended
	Apr. 26, 2015 USD ($)	Dec. 31, 2015 $ / shares	Jan. 31, 2016 USD ($) employee_stock_purchase_plans $ / shares shares	Jan. 25, 2015 USD ($)
Equity [Line Items]
Other comprehensive loss, net of tax			$ (2,000,000)	$ (1,000,000)
Amount authorized by board of directors to repurchase shares	$ 3,000,000,000.0
Period of stock repurchase program	3 years
Remaining authorized repurchase amount			$ 1,100,000,000
Dividends declared per share (in dollars per share) \| $ / shares		$ 0.10	$ 0.10
Payments of Dividends			$ 115,000,000	122,000,000
Number of employee stock purchase plans \| employee_stock_purchase_plans			2
Employee Stock [Member]
Equity [Line Items]
Total unrecognized compensation expense			$ 366,000,000
Weighted average period for unrecognized compensation expense to be recognized (in years)			2 years 10 months 29 days
Employee Stock Option [Member]
Equity [Line Items]
Number of shares available for grant (in shares) \| shares			29
Performance Shares [Member]
Equity [Line Items]
Additional performance-based awards to be earned upon certain levels of achievement \| shares			1
Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units [Member] \| Certain Executive Officers [Member]
Equity [Line Items]
Measurement period for achieving TSR goals			2 years
Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units [Member] \| Certain Executive Officers [Member] \| Maximum [Member]
Equity [Line Items]
Vesting period for performance-based awards			4 years
ESIP [Member] \| Employee Stock Option [Member]
Equity [Line Items]
Number of shares available for grant (in shares) \| shares			107
Employee Stock Purchase Plan, United States [Member]
Equity [Line Items]
Number of employee stock purchase plans \| employee_stock_purchase_plans			1
Employee Stock Purchase Plan, International [Member]
Equity [Line Items]
Number of employee stock purchase plans \| employee_stock_purchase_plans			1
Treasury Stock [Member]
Equity [Line Items]
Common stock repurchases (in shares) \| shares			35
Defined and Postretirement Benefit Plans [Member]
Equity [Line Items]
Other comprehensive loss, net of tax			$ 0	$ 0