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Fair Value Measurements - Assets measured (Details) (USD $) In Millions, unless otherwise specified
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Nov. 28, 2013
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Aug. 29, 2013
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| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
$ 216 |
$ 221 |
| Long-term marketable investments |
538 |
499 |
|
Fair Value, Measurements, Recurring [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
2,225 |
1,261 |
| Short-term investments |
216 |
221 |
| Long-term marketable investments |
538 |
499 |
| Restricted cash |
7 |
302 |
| Total assets measured at fair value on a recurring basis |
2,986 |
2,283 |
|
Fair Value, Measurements, Recurring [Member] | Money market funds [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
1,677 |
1,188 |
|
Fair Value, Measurements, Recurring [Member] | Certificates of deposit [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
543 |
38 |
| Short-term investments |
8 |
9 |
| Restricted cash |
7 |
302 |
|
Fair Value, Measurements, Recurring [Member] | Commercial paper [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
5 |
35 |
|
Fair Value, Measurements, Recurring [Member] | Corporate bonds [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
112 |
112 |
| Long-term marketable investments |
330 |
302 |
|
Fair Value, Measurements, Recurring [Member] | Commercial Paper, Not Included with Cash and Cash Equivalents [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
58 |
26 |
|
Fair Value, Measurements, Recurring [Member] | Government securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
37 |
72 |
| Long-term marketable investments |
96 |
96 |
|
Fair Value, Measurements, Recurring [Member] | Asset-backed securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
1 |
2 |
| Long-term marketable investments |
106 |
95 |
|
Fair Value, Measurements, Recurring [Member] | Marketable equity securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Long-term marketable investments |
6 |
6 |
|
Fair Value, Measurements, Recurring [Member] | Level 1 [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
1,677 |
1,188 |
| Short-term investments |
0 |
0 |
| Long-term marketable investments |
6 |
6 |
| Restricted cash |
0 |
0 |
| Total assets measured at fair value on a recurring basis |
1,683 |
1,194 |
|
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Money market funds [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
1,677 |
1,188 |
|
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Certificates of deposit [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
0 |
0 |
| Short-term investments |
0 |
0 |
| Restricted cash |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Commercial paper [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Corporate bonds [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
0 |
0 |
| Long-term marketable investments |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Commercial Paper, Not Included with Cash and Cash Equivalents [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Government securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
0 |
0 |
| Long-term marketable investments |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Asset-backed securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
0 |
0 |
| Long-term marketable investments |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Marketable equity securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Long-term marketable investments |
6 |
6 |
|
Fair Value, Measurements, Recurring [Member] | Level 2 [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
548 |
73 |
| Short-term investments |
216 |
221 |
| Long-term marketable investments |
532 |
493 |
| Restricted cash |
7 |
302 |
| Total assets measured at fair value on a recurring basis |
1,303 |
1,089 |
|
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Money market funds [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Certificates of deposit [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
543 |
38 |
| Short-term investments |
8 |
9 |
| Restricted cash |
7 |
302 |
|
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Commercial paper [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
5 |
35 |
|
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Corporate bonds [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
112 |
112 |
| Long-term marketable investments |
330 |
302 |
|
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Commercial Paper, Not Included with Cash and Cash Equivalents [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
58 |
26 |
|
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Government securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
37 |
72 |
| Long-term marketable investments |
96 |
96 |
|
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Asset-backed securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
1 |
2 |
| Long-term marketable investments |
106 |
95 |
|
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Marketable equity securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Long-term marketable investments |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 3 [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
0 |
0 |
| Short-term investments |
0 |
0 |
| Long-term marketable investments |
0 |
0 |
| Restricted cash |
0 |
0 |
| Total assets measured at fair value on a recurring basis |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Money market funds [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Certificates of deposit [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
0 |
0 |
| Short-term investments |
0 |
0 |
| Restricted cash |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Commercial paper [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Cash equivalents |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Corporate bonds [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
0 |
0 |
| Long-term marketable investments |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Commercial Paper, Not Included with Cash and Cash Equivalents [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Government securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
0 |
0 |
| Long-term marketable investments |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Asset-backed securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Short-term investments |
0 |
0 |
| Long-term marketable investments |
0 |
0 |
|
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Marketable equity securities [Member]
|
|
|
| Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items] |
|
|
| Long-term marketable investments |
$ 0 |
$ 0 |