Equity Plans - Stock-based compensation expense (Details) (USD $) In Millions	12 Months Ended
Sep. 01, 2011	Sep. 02, 2010	Sep. 03, 2009
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation	$ 76	$ 93	$ 44
Employee Service Share-based Compensation, Aggregate Disclosures [Abstract]
Stock compensation expense capitalized and remained in inventory	5	4
Total unrecognized compensation costs, net of estimated forfeitures, related to non-vested awards expected to be recognized	144
Employee Service Share Based Compensation Unrecognized Compensation Costs Weighted Average Period Of Recognition For Nonvested Awards	1.3Y
Cost of Goods Sold [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation	20	23	16
Selling, General and Administrative [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation	38	50	16
Research and Development [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation	17	18	13
Other Operating (Income) Expense [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation	1	2	(1)
Stock Options [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation	44	37	29
Restricted Stock Awards [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation	$ 32	$ 56	$ 15

As of the balance-sheet date presented, the total compensation cost capitalized and remained in iventory.

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- Definition

The weighted average period over which unrecognized share-based compensation costs are expected to be reported.

+ Details

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- Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ Details

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- Definition

As of the latest balance-sheet date presented, the total compensation cost related to outstanding, nonvested share-based compensation awards not yet recognized (will be charged against earnings as services are performed or other vesting criteria are met).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph h

+ Details

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock options, amortization of restricted stock, and adjustment for officers compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 28

+ Details

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