Stock-Based Compensation (Summary Of Stock Options) (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
Sep. 27, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Shares Under Option - Outstanding, September 28, 2013	13,912,168
Shares Under Option - Exercised	(4,168,070)
Shares Under Option - Canceled	(270,989)
Shares Under Option - Granted	4,251,300
Shares Under Option - Outstanding, September 27, 2014	13,724,409
Weighted Average Exercise Price Per Share - Outstanding, September 28, 2013	$ 16.59
Weighted Average Exercise Price Per Share - Exercised	$ 16.13
Weighted Average Exercise Price Per Share - Canceled	$ 23.79
Weighted Average Exercise Price Per Share - Granted	$ 31.82
Weighted Average Exercise Price Per Share - Outstanding, September 27, 2014	$ 21.30
Weighted Average Remaining Contractual Life (in Years) - Outstanding, September 27, 2014	7 years
Aggregate Intrinsic Value - Outstanding, September 27, 2014	$ 226
Shares Under Option - Exercisable, September 27, 2014	6,866,204
Weighted Average Exercise Price Per Share - Exercisable at September 27, 2014	$ 16.35
Weighted Average Remaining Contractual Life (in Years) - Exercisable, September 27, 2014	5 years 3 months
Aggregate Intrinsic Value - Exercisable, September 27, 2014	$ 147

Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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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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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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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Weighted average price of options that were either forfeited or expired.

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- Definition

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

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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No definition available.

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

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