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Fair Value Measurements and Investments Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - Fair Value, Measurements, Recurring - USD ($) | Dec. 29, 2017 | Jun. 30, 2017
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ASSETS |  |
Cash equivalents: | $ 3,023,000,000 | $ 2,846,000,000
Short-term investments: | 23,000,000 | 24,000,000
Long-term investments: | 94,000,000 | 94,000,000
Total assets at fair value | 3,159,000,000 | 2,980,000,000
Liabilities |  |
Total liabilities fair value | 7,000,000 | 10,000,000
Level 1 |  |
ASSETS |  |
Cash equivalents: | 3,016,000,000 | 2,836,000,000
Short-term investments: | 3,000,000 | 4,000,000
Long-term investments: | 5,000,000 | 5,000,000
Total assets at fair value | 3,024,000,000 | 2,845,000,000
Liabilities |  |
Total liabilities fair value | 0 | 0
Level 2 |  |
ASSETS |  |
Cash equivalents: | 7,000,000 | 10,000,000
Short-term investments: | 20,000,000 | 20,000,000
Long-term investments: | 89,000,000 | 89,000,000
Total assets at fair value | 135,000,000 | 135,000,000
Liabilities |  |
Total liabilities fair value | 7,000,000 | 9,000,000
Level 3 |  |
ASSETS |  |
Cash equivalents: | 0 | 0
Short-term investments: | 0 | 0
Long-term investments: | 0 | 0
Total assets at fair value | 0 | 0
Liabilities |  |
Total liabilities fair value | 0 | 1,000,000
Money market funds |  |
ASSETS |  |
Cash equivalents: | 3,016,000,000 | 2,836,000,000
Money market funds | Level 1 |  |
ASSETS |  |
Cash equivalents: | 3,016,000,000 | 2,836,000,000
Money market funds | Level 2 |  |
ASSETS |  |
Cash equivalents: | 0 | 0
Money market funds | Level 3 |  |
ASSETS |  |
Cash equivalents: | 0 | 0
Certificates of deposit |  |
ASSETS |  |
Cash equivalents: | 7,000,000 | 10,000,000
Certificates of deposit | Level 1 |  |
ASSETS |  |
Cash equivalents: | 0 | 0
Certificates of deposit | Level 2 |  |
ASSETS |  |
Cash equivalents: | 7,000,000 | 10,000,000
Certificates of deposit | Level 3 |  |
ASSETS |  |
Cash equivalents: | 0 | 0
Corporate notes and bonds |  |
ASSETS |  |
Short-term investments: | 15,000,000 | 11,000,000
Long-term investments: | 66,000,000 | 67,000,000
Corporate notes and bonds | Level 1 |  |
ASSETS |  |
Short-term investments: | 0 | 0
Long-term investments: | 0 | 0
Corporate notes and bonds | Level 2 |  |
ASSETS |  |
Short-term investments: | 15,000,000 | 11,000,000
Long-term investments: | 66,000,000 | 67,000,000
Corporate notes and bonds | Level 3 |  |
ASSETS |  |
Short-term investments: | 0 | 0
Long-term investments: | 0 | 0
Asset-backed securities |  |
ASSETS |  |
Short-term investments: | 4,000,000 | 7,000,000
Long-term investments: | 6,000,000 | 7,000,000
Asset-backed securities | Level 1 |  |
ASSETS |  |
Short-term investments: | 0 | 0
Long-term investments: | 0 | 0
Asset-backed securities | Level 2 |  |
ASSETS |  |
Short-term investments: | 4,000,000 | 7,000,000
Long-term investments: | 6,000,000 | 7,000,000
Asset-backed securities | Level 3 |  |
ASSETS |  |
Short-term investments: | 0 | 0
Long-term investments: | 0 | 0
Municipal notes and bonds |  |
ASSETS |  |
Short-term investments: | 1,000,000 | 2,000,000
Long-term investments: | 11,000,000 | 9,000,000
Municipal notes and bonds | Level 1 |  |
ASSETS |  |
Short-term investments: | 0 | 0
Long-term investments: | 0 | 0
Municipal notes and bonds | Level 2 |  |
ASSETS |  |
Short-term investments: | 1,000,000 | 2,000,000
Long-term investments: | 11,000,000 | 9,000,000
Municipal notes and bonds | Level 3 |  |
ASSETS |  |
Short-term investments: | 0 | 0
Long-term investments: | 0 | 0
Equity securities |  |
ASSETS |  |
Short-term investments: | 3,000,000 | 4,000,000
Equity securities | Level 1 |  |
ASSETS |  |
Short-term investments: | 3,000,000 | 4,000,000
Equity securities | Level 2 |  |
ASSETS |  |
Short-term investments: | 0 | 0
Equity securities | Level 3 |  |
ASSETS |  |
Short-term investments: | 0 | 0
U.S. Treasury securities |  |
ASSETS |  |
Long-term investments: | 5,000,000 | 5,000,000
U.S. Treasury securities | Level 1 |  |
ASSETS |  |
Long-term investments: | 5,000,000 | 5,000,000
U.S. Treasury securities | Level 2 |  |
ASSETS |  |
Long-term investments: | 0 | 0
U.S. Treasury securities | Level 3 |  |
ASSETS |  |
Long-term investments: | 0 | 0
U.S. Government agency securities |  |
ASSETS |  |
Long-term investments: | 5,000,000 | 5,000,000
U.S. Government agency securities | Level 1 |  |
ASSETS |  |
Long-term investments: | 0 | 0
U.S. Government agency securities | Level 2 |  |
ASSETS |  |
Long-term investments: | 5,000,000 | 5,000,000
U.S. Government agency securities | Level 3 |  |
ASSETS |  |
Long-term investments: | 0 | 0
International government securities |  |
ASSETS |  |
Long-term investments: | 1,000,000 | 1,000,000
International government securities | Level 1 |  |
ASSETS |  |
Long-term investments: | 0 | 0
International government securities | Level 2 |  |
ASSETS |  |
Long-term investments: | 1,000,000 | 1,000,000
International government securities | Level 3 |  |
ASSETS |  |
Long-term investments: | 0 | 0
Foreign exchange contracts |  |
ASSETS |  |
Foreign exchange contracts | 11,000,000 | 16,000,000
Liabilities |  |
Derivative liability | 7,000,000 | 8,000,000
Foreign exchange contracts | Level 1 |  |
ASSETS |  |
Foreign exchange contracts | 0 | 0
Liabilities |  |
Derivative liability | 0 | 0
Foreign exchange contracts | Level 2 |  |
ASSETS |  |
Foreign exchange contracts | 11,000,000 | 16,000,000
Liabilities |  |
Derivative liability | 7,000,000 | 8,000,000
Foreign exchange contracts | Level 3 |  |
ASSETS |  |
Foreign exchange contracts | 0 | 0
Liabilities |  |
Derivative liability | 0 | 0
Interest rate swap contract |  |
ASSETS |  |
Foreign exchange contracts | 8,000,000 |
Liabilities |  |
Derivative liability |  | 1,000,000
Interest rate swap contract | Level 1 |  |
ASSETS |  |
Foreign exchange contracts | 0 |
Liabilities |  |
Derivative liability |  | 0
Interest rate swap contract | Level 2 |  |
ASSETS |  |
Foreign exchange contracts | 8,000,000 |
Liabilities |  |
Derivative liability |  | 1,000,000
Interest rate swap contract | Level 3 |  |
ASSETS |  |
Foreign exchange contracts | $ 0 |
Liabilities |  |
Derivative liability |  | 0
Exchange option |  |
Liabilities |  |
Derivative liability |  | 1,000,000
Exchange option | Level 1 |  |
Liabilities |  |
Derivative liability |  | 0
Exchange option | Level 2 |  |
Liabilities |  |
Derivative liability |  | 0
Exchange option | Level 3 |  |
Liabilities |  |
Derivative liability |  | $ 1,000,000

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