Stock-Based Compensation (Summary Of Stock Options) (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
Oct. 01, 2011 years
Stock-Based Compensation [Abstract]
Shares Under Option - Outstanding, October 2, 2010	19,373,912
Shares Under Option - Exercised	(4,127,763)
Shares Under Option - Canceled	(498,920)
Shares Under Option - Granted	3,507,992
Shares Under Option - Outstanding, October 1, 2011	18,255,221
Shares Under Option - Exercisable, October 1, 2011	9,465,184
Weighted Average Exercise Price Per Share - Outstanding, October 2, 2010	$ 12.69
Weighted Average Exercise Price Per Share - Exercised	$ 12.26
Weighted Average Exercise Price Per Share - Canceled	$ 12.78
Weighted Average Exercise Price Per Share - Granted	$ 16.19
Weighted Average Exercise Price Per Share - Outstanding, October 1, 2011	$ 13.46
Weighted Average Exercise Price Per Share - Exercisable at October 1, 2011	$ 13.93
Weighted Average Remaining Contractual Life (in Years) - Outstanding, October 1, 2011	6.1
Weighted Average Remaining Contractual Life (in Years) - Exercisable, October 1, 2011	4.3
Aggregate Intrinsic Value - Outstanding, October 1, 2011	$ 246
Aggregate Intrinsic Value - Exercisable, October 1, 2011	$ 132

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The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of vested portions of options outstanding and currently exercisable under the option plan as of the balance sheet date.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The weighted average period between the balance sheet date and expiration for all vested portions of options outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value for number of years.

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The weighted average price at which option holders acquired shares when converting their stock options into shares under the plan during the reporting period.

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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The combined weighted average exercise price associated with stock options during the period that have either lapsed or been forfeited.

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Net number of share options (or share units) granted during the period.

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The weighted average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on stock options awarded under the plan during the reporting period.

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The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices pertaining to options outstanding under the plan as of the balance sheet date.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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The weighted average price as of the beginning of the year at which grantees can acquire the shares reserved for issuance under the stock option plan.

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The weighted average period between the balance sheet date and expiration for all awards outstanding under the plan, which may be expressed in a decimal value for number of years.

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Number of share options (or share units) exercised during the current period.

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