|
Summary of Share-Based Compensation Expense (Detail) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Sep. 29, 2012
|
Sep. 24, 2011
|
Sep. 25, 2010
|
|
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | |||
| Share-based compensation expense | $ 1,740 | $ 1,168 | $ 879 |
|
Cost of Sales
|
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| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | |||
| Share-based compensation expense | 265 | 200 | 151 |
|
Research and Development
|
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| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | |||
| Share-based compensation expense | 668 | 450 | 323 |
|
Selling, General and Administrative
|
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| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | |||
| Share-based compensation expense | $ 807 | $ 518 | $ 405 |