|
Balance Sheet Information (Summary of fair value and amortized cost of investments, by major type)(Details) (USD $)
In Millions, unless otherwise specified
|
Apr. 03, 2015
|
Jun. 27, 2014
|
| Available-for-sale securities: |
|
|
| Available-for-sale securities, Amortized Cost |
$ 2,196 |
$ 2,333 |
| Available-for-sale securities, Unrealized Gain/(Loss) |
0 |
0 |
| Available-for-sale securities, Fair Value |
2,196 |
2,333 |
| Total available-for-sale and trading securities |
|
|
| Included in Short-term investments |
6 |
20 |
| Included in Restricted cash and investments |
4 |
4 |
| Fair Value, Total Balance [Member] |
|
|
| Total available-for-sale and trading securities |
|
|
| Investments, Total Fair Value |
2,196 |
2,333 |
| Included in Cash and cash equivalents |
2,186 |
2,309 |
| Included in Short-term investments |
6 |
20 |
| Included in Restricted cash and investments |
4 |
4 |
| Investments, Total Fair Value |
2,196 |
2,333 |
| Money market funds [Member] |
|
|
| Available-for-sale securities: |
|
|
| Available-for-sale securities, Amortized Cost |
705 |
793 |
| Available-for-sale securities, Unrealized Gain/(Loss) |
0 |
0 |
| Available-for-sale securities, Fair Value |
705 |
793 |
| Commercial paper [Member] |
|
|
| Available-for-sale securities: |
|
|
| Available-for-sale securities, Amortized Cost |
|
1,261 |
| Available-for-sale securities, Unrealized Gain/(Loss) |
|
0 |
| Available-for-sale securities, Fair Value |
|
1,261 |
| Corporate bonds [Member] |
|
|
| Available-for-sale securities: |
|
|
| Available-for-sale securities, Amortized Cost |
6 |
6 |
| Available-for-sale securities, Unrealized Gain/(Loss) |
0 |
0 |
| Available-for-sale securities, Fair Value |
6 |
6 |
| Certificates of deposit [Member] |
|
|
| Available-for-sale securities: |
|
|
| Available-for-sale securities, Amortized Cost |
1,485 |
273 |
| Available-for-sale securities, Unrealized Gain/(Loss) |
0 |
0 |
| Available-for-sale securities, Fair Value |
$ 1,485 |
$ 273 |